74929746 has 32 divisors (see below), whose sum is σ = 152616960. Its totient is φ = 24521616.

The previous prime is 74929733. The next prime is 74929753. The reversal of 74929746 is 64792947.

It is a super-2 number, since 2×74929746² = 11228933671249032, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74929695 and 74929704.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81075 + ... + 81993.

It is an arithmetic number, because the mean of its divisors is an integer number (4769280).

Almost surely, 2^74929746 is an apocalyptic number.

74929746 is an abundant number, since it is smaller than the sum of its proper divisors (77687214).

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

74929746 is a wasteful number, since it uses less digits than its factorization.

74929746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158.

The product of its digits is 762048, while the sum is 48.

The square root of 74929746 is about 8656.1969709567. The cubic root of 74929746 is about 421.5846148070.

The spelling of 74929746 in words is "seventy-four million, nine hundred twenty-nine thousand, seven hundred forty-six".