74900492 has 6 divisors (see below), whose sum is σ = 131075868. Its totient is φ = 37450244.

The previous prime is 74900491. The next prime is 74900513. The reversal of 74900492 is 29400947.

It is a super-2 number, since 2×74900492² = 11220167403684128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74900491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9362558 + ... + 9362565.

It is an arithmetic number, because the mean of its divisors is an integer number (21845978).

Almost surely, 2^74900492 is an apocalyptic number.

It is an amenable number.

74900492 is a deficient number, since it is larger than the sum of its proper divisors (56175376).

74900492 is a wasteful number, since it uses less digits than its factorization.

74900492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18725127 (or 18725125 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 74900492 is about 8654.5070339101. The cubic root of 74900492 is about 421.5297427776.

The spelling of 74900492 in words is "seventy-four million, nine hundred thousand, four hundred ninety-two".