74270528 has 28 divisors (see below), whose sum is σ = 150522432. Its totient is φ = 36343680.

The previous prime is 74270527. The next prime is 74270549. The reversal of 74270528 is 82507247.

It is a super-2 number, since 2×74270528² = 11032222658797568, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74270527) 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 3 ways as a sum of consecutive naturals, for example, 9338 + ... + 15353.

Almost surely, 2^74270528 is an apocalyptic number.

It is an amenable number.

74270528 is an abundant number, since it is smaller than the sum of its proper divisors (76251904).

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

74270528 is a wasteful number, since it uses less digits than its factorization.

74270528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24750 (or 24740 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 35.

The square root of 74270528 is about 8618.0350428621. The cubic root of 74270528 is about 420.3446302133.

The spelling of 74270528 in words is "seventy-four million, two hundred seventy thousand, five hundred twenty-eight".