74973152 has 24 divisors (see below), whose sum is σ = 148553496. Its totient is φ = 37245312.

The previous prime is 74973139. The next prime is 74973181. The reversal of 74973152 is 25137947.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2438 + ... + 12485.

It is an arithmetic number, because the mean of its divisors is an integer number (6189729).

Almost surely, 2^74973152 is an apocalyptic number.

It is an amenable number.

74973152 is a deficient number, since it is larger than the sum of its proper divisors (73580344).

74973152 is a wasteful number, since it uses less digits than its factorization.

74973152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15090 (or 15082 counting only the distinct ones).

The product of its digits is 52920, while the sum is 38.

The square root of 74973152 is about 8658.7038290959. The cubic root of 74973152 is about 421.6660055780. Note that the first 3 decimals are identical.

The spelling of 74973152 in words is "seventy-four million, nine hundred seventy-three thousand, one hundred fifty-two".