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1338072 = 233127439
BaseRepresentation
bin101000110101011011000
32111222111020
411012223120
5320304242
644402440
714242041
oct5065330
92458436
101338072
1183434a
12546420
1337b078
1426b8c8
151b66ec
hex146ad8

1338072 has 32 divisors (see below), whose sum is σ = 3379200. Its totient is φ = 441504.

The previous prime is 1338049. The next prime is 1338101. The reversal of 1338072 is 2708331.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2829 + ... + 3267.

It is an arithmetic number, because the mean of its divisors is an integer number (105600).

21338072 is an apocalyptic number.

1338072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1338072 is an abundant number, since it is smaller than the sum of its proper divisors (2041128).

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

1338072 is a wasteful number, since it uses less digits than its factorization.

1338072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 571 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 1338072 is about 1156.7506213528. The cubic root of 1338072 is about 110.1944769043.

The spelling of 1338072 in words is "one million, three hundred thirty-eight thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 24 127 254 381 439 508 762 878 1016 1317 1524 1756 2634 3048 3512 5268 10536 55753 111506 167259 223012 334518 446024 669036 1338072