74109936 has 40 divisors (see below), whose sum is σ = 202714704. Its totient is φ = 23249920.

The previous prime is 74109901. The next prime is 74109943. The reversal of 74109936 is 63990147.

It is a super-2 number, since 2×74109936² = 10984565227848192, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 74109894 and 74109903.

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, 44595 + ... + 46226.

Almost surely, 2^74109936 is an apocalyptic number.

It is an amenable number.

74109936 is an abundant number, since it is smaller than the sum of its proper divisors (128604768).

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

74109936 is a wasteful number, since it uses less digits than its factorization.

74109936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90849 (or 90843 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 74109936 is about 8608.7127957669. The cubic root of 74109936 is about 420.0414471569.

The spelling of 74109936 in words is "seventy-four million, one hundred nine thousand, nine hundred thirty-six".