74634894 has 12 divisors (see below), whose sum is σ = 161708976. Its totient is φ = 24878292.

The previous prime is 74634881. The next prime is 74634943. The reversal of 74634894 is 49843647.

74634894 is a `hidden beast` number, since 7 + 4 + 634 + 8 + 9 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2073174 + ... + 2073209.

It is an arithmetic number, because the mean of its divisors is an integer number (13475748).

Almost surely, 2^74634894 is an apocalyptic number.

74634894 is an abundant number, since it is smaller than the sum of its proper divisors (87074082).

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

74634894 is a wasteful number, since it uses less digits than its factorization.

74634894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4146391 (or 4146388 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 74634894 is about 8639.1489164153. The cubic root of 74634894 is about 421.0309029209.

The spelling of 74634894 in words is "seventy-four million, six hundred thirty-four thousand, eight hundred ninety-four".