74370426 has 32 divisors (see below), whose sum is σ = 165355008. Its totient is φ = 22144320.

The previous prime is 74370409. The next prime is 74370437. The reversal of 74370426 is 62407347.

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, 12961 + ... + 17796.

It is an arithmetic number, because the mean of its divisors is an integer number (5167344).

Almost surely, 2^74370426 is an apocalyptic number.

74370426 is an abundant number, since it is smaller than the sum of its proper divisors (90984582).

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

74370426 is a wasteful number, since it uses less digits than its factorization.

74370426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30806.

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 74370426 is about 8623.8289639811. The cubic root of 74370426 is about 420.5330080982.

The spelling of 74370426 in words is "seventy-four million, three hundred seventy thousand, four hundred twenty-six".