74286916 has 24 divisors (see below), whose sum is σ = 145283040. Its totient is φ = 32942400.

The previous prime is 74286911. The next prime is 74286937. The reversal of 74286916 is 61968247.

It is not an unprimeable number, because it can be changed into a prime (74286911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18786 + ... + 22393.

It is an arithmetic number, because the mean of its divisors is an integer number (6053460).

Almost surely, 2^74286916 is an apocalyptic number.

It is an amenable number.

74286916 is a deficient number, since it is larger than the sum of its proper divisors (70996124).

74286916 is a wasteful number, since it uses less digits than its factorization.

74286916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41235 (or 41233 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 74286916 is about 8618.9857872026. The cubic root of 74286916 is about 420.3755446796.

The spelling of 74286916 in words is "seventy-four million, two hundred eighty-six thousand, nine hundred sixteen".