74402746 has 64 divisors (see below), whose sum is σ = 136857600. Its totient is φ = 29937600.

The previous prime is 74402687. The next prime is 74402747. The reversal of 74402746 is 64720447.

It is a super-2 number, since 2×74402746² = 11071537224681032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74402747) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 682540 + ... + 682648.

It is an arithmetic number, because the mean of its divisors is an integer number (2138400).

Almost surely, 2^74402746 is an apocalyptic number.

74402746 is a deficient number, since it is larger than the sum of its proper divisors (62454854).

74402746 is a wasteful number, since it uses less digits than its factorization.

74402746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235.

The product of its (nonzero) digits is 37632, while the sum is 34.

The square root of 74402746 is about 8625.7026380464. The cubic root of 74402746 is about 420.5939178762.

The spelling of 74402746 in words is "seventy-four million, four hundred two thousand, seven hundred forty-six".