74686134 has 16 divisors (see below), whose sum is σ = 158159088. Its totient is φ = 23430912.

The previous prime is 74686123. The next prime is 74686187. The reversal of 74686134 is 43168647.

It is a super-2 number, since 2×74686134² = 11156037223731912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74686092 and 74686101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366007 + ... + 366210.

It is an arithmetic number, because the mean of its divisors is an integer number (9884943).

Almost surely, 2^74686134 is an apocalyptic number.

74686134 is an abundant number, since it is smaller than the sum of its proper divisors (83472954).

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

74686134 is a wasteful number, since it uses less digits than its factorization.

74686134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732239.

The product of its digits is 96768, while the sum is 39.

The square root of 74686134 is about 8642.1139774942. The cubic root of 74686134 is about 421.1272326988.

The spelling of 74686134 in words is "seventy-four million, six hundred eighty-six thousand, one hundred thirty-four".