74434670 has 32 divisors (see below), whose sum is σ = 148039488. Its totient is φ = 26802688.

The previous prime is 74434643. The next prime is 74434691. The reversal of 74434670 is 7643447.

It is a self number, because there is not a number n which added to its sum of digits gives 74434670.

It is a congruent number.

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, 5609 + ... + 13428.

It is an arithmetic number, because the mean of its divisors is an integer number (4626234).

Almost surely, 2^74434670 is an apocalyptic number.

74434670 is a deficient number, since it is larger than the sum of its proper divisors (73604818).

74434670 is a wasteful number, since it uses less digits than its factorization.

74434670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19084.

The product of its (nonzero) digits is 56448, while the sum is 35.

The square root of 74434670 is about 8627.5529555025. The cubic root of 74434670 is about 420.6540640447.

The spelling of 74434670 in words is "seventy-four million, four hundred thirty-four thousand, six hundred seventy".