74621364 has 24 divisors (see below), whose sum is σ = 184359168. Its totient is φ = 23410560.

The previous prime is 74621333. The next prime is 74621369. The reversal of 74621364 is 46312647.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74621369) 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, 182692 + ... + 183099.

It is an arithmetic number, because the mean of its divisors is an integer number (7681632).

Almost surely, 2^74621364 is an apocalyptic number.

It is an amenable number.

74621364 is an abundant number, since it is smaller than the sum of its proper divisors (109737804).

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

74621364 is a wasteful number, since it uses less digits than its factorization.

74621364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365815 (or 365813 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 74621364 is about 8638.3658176764. The cubic root of 74621364 is about 421.0054595388.

The spelling of 74621364 in words is "seventy-four million, six hundred twenty-one thousand, three hundred sixty-four".