74886136 has 16 divisors (see below), whose sum is σ = 151212600. Its totient is φ = 34562784.

The previous prime is 74886121. The next prime is 74886143. The reversal of 74886136 is 63168847.

It is a junction number, because it is equal to n+sod(n) for n = 74886092 and 74886101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359926 + ... + 360133.

Almost surely, 2^74886136 is an apocalyptic number.

It is an amenable number.

74886136 is an abundant number, since it is smaller than the sum of its proper divisors (76326464).

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

74886136 is a wasteful number, since it uses less digits than its factorization.

74886136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720078 (or 720074 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 74886136 is about 8653.6775997260. The cubic root of 74886136 is about 421.5028098541.

The spelling of 74886136 in words is "seventy-four million, eight hundred eighty-six thousand, one hundred thirty-six".