74439294 has 32 divisors (see below), whose sum is σ = 158280480. Its totient is φ = 23258112.

The previous prime is 74439289. The next prime is 74439307. The reversal of 74439294 is 49293447.

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, 26082 + ... + 28794.

It is an arithmetic number, because the mean of its divisors is an integer number (4946265).

Almost surely, 2^74439294 is an apocalyptic number.

74439294 is an abundant number, since it is smaller than the sum of its proper divisors (83841186).

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

74439294 is a wasteful number, since it uses less digits than its factorization.

74439294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004.

The product of its digits is 217728, while the sum is 42.

The square root of 74439294 is about 8627.8209299915. The cubic root of 74439294 is about 420.6627744307.

The spelling of 74439294 in words is "seventy-four million, four hundred thirty-nine thousand, two hundred ninety-four".