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2438828 = 227223541
BaseRepresentation
bin1001010011011010101100
311120220102222
421103122230
51111020303
6124134512
726505200
oct11233254
94526388
102438828
111416367
12997438
136750c2
14476b00
15332938
hex2536ac

2438828 has 36 divisors (see below), whose sum is σ = 5190192. Its totient is φ = 997920.

The previous prime is 2438819. The next prime is 2438833. The reversal of 2438828 is 8288342.

2438828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4238 + ... + 4778.

It is an arithmetic number, because the mean of its divisors is an integer number (144172).

22438828 is an apocalyptic number.

2438828 is a gapful number since it is divisible by the number (28) 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 2438828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2595096).

2438828 is an abundant number, since it is smaller than the sum of its proper divisors (2751364).

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

2438828 is a wasteful number, since it uses less digits than its factorization.

2438828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582 (or 573 counting only the distinct ones).

The product of its digits is 24576, while the sum is 35.

The square root of 2438828 is about 1561.6747420638. The cubic root of 2438828 is about 134.6047515704.

The spelling of 2438828 in words is "two million, four hundred thirty-eight thousand, eight hundred twenty-eight".

Divisors: 1 2 4 7 14 23 28 46 49 92 98 161 196 322 541 644 1082 1127 2164 2254 3787 4508 7574 12443 15148 24886 26509 49772 53018 87101 106036 174202 348404 609707 1219414 2438828