74655252 has 36 divisors (see below), whose sum is σ = 215671456. Its totient is φ = 21330000.

The previous prime is 74655187. The next prime is 74655257. The reversal of 74655252 is 25255647.

74655252 is a `hidden beast` number, since 74 + 65 + 525 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74655257) 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 11 ways as a sum of consecutive naturals, for example, 147874 + ... + 148377.

Almost surely, 2^74655252 is an apocalyptic number.

It is an amenable number.

74655252 is an abundant number, since it is smaller than the sum of its proper divisors (141016204).

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

74655252 is a wasteful number, since it uses less digits than its factorization.

74655252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296268 (or 296263 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 74655252 is about 8640.3270771424. The cubic root of 74655252 is about 421.0691806730.

The spelling of 74655252 in words is "seventy-four million, six hundred fifty-five thousand, two hundred fifty-two".