74396972 has 12 divisors (see below), whose sum is σ = 140209776. Its totient is φ = 34337040.

The previous prime is 74396957. The next prime is 74396999. The reversal of 74396972 is 27969347.

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, 715304 + ... + 715407.

It is an arithmetic number, because the mean of its divisors is an integer number (11684148).

Almost surely, 2^74396972 is an apocalyptic number.

It is an amenable number.

74396972 is a deficient number, since it is larger than the sum of its proper divisors (65812804).

74396972 is a wasteful number, since it uses less digits than its factorization.

74396972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430728 (or 1430726 counting only the distinct ones).

The product of its digits is 571536, while the sum is 47.

The square root of 74396972 is about 8625.3679341811. The cubic root of 74396972 is about 420.5830375783.

The spelling of 74396972 in words is "seventy-four million, three hundred ninety-six thousand, nine hundred seventy-two".