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2438392 = 23113229
BaseRepresentation
bin1001010011010011111000
311120212211211
421103103320
51111012032
6124132504
726504005
oct11232370
94525754
102438392
111416000
12997134
13674b48
144768ac
15332747
hex2534f8

2438392 has 32 divisors (see below), whose sum is σ = 5050800. Its totient is φ = 1103520.

The previous prime is 2438383. The next prime is 2438399. The reversal of 2438392 is 2938342.

2438392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2438399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10534 + ... + 10762.

22438392 is an apocalyptic number.

2438392 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2438392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2525400).

2438392 is an abundant number, since it is smaller than the sum of its proper divisors (2612408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2438392 is a wasteful number, since it uses less digits than its factorization.

2438392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 242 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 2438392 is about 1561.5351420958. The cubic root of 2438392 is about 134.5967297980.

It can be divided in two parts, 24 and 38392, that added together give a 4-th power (38416 = 144).

The spelling of 2438392 in words is "two million, four hundred thirty-eight thousand, three hundred ninety-two".

Divisors: 1 2 4 8 11 22 44 88 121 229 242 458 484 916 968 1331 1832 2519 2662 5038 5324 10076 10648 20152 27709 55418 110836 221672 304799 609598 1219196 2438392