74925697 has 16 divisors (see below), whose sum is σ = 97477632. Its totient is φ = 55843920.

The previous prime is 74925691. The next prime is 74925707. The reversal of 74925697 is 79652947.

It is not a de Polignac number, because 74925697 - 2¹⁹ = 74401409 is a prime.

It is a super-2 number, since 2×74925697² = 11227720141871618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74925697.

It is not an unprimeable number, because it can be changed into a prime (74925691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19383 + ... + 22924.

It is an arithmetic number, because the mean of its divisors is an integer number (6092352).

Almost surely, 2^74925697 is an apocalyptic number.

74925697 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

74925697 is a deficient number, since it is larger than the sum of its proper divisors (22551935).

74925697 is a wasteful number, since it uses less digits than its factorization.

74925697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42348.

The product of its digits is 952560, while the sum is 49.

The square root of 74925697 is about 8655.9630891080. The cubic root of 74925697 is about 421.5770209077.

The spelling of 74925697 in words is "seventy-four million, nine hundred twenty-five thousand, six hundred ninety-seven".