74216956 has 12 divisors (see below), whose sum is σ = 141687000. Its totient is φ = 33734960.

The previous prime is 74216911. The next prime is 74216977. The reversal of 74216956 is 65961247.

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, 843331 + ... + 843418.

It is an arithmetic number, because the mean of its divisors is an integer number (11807250).

Almost surely, 2^74216956 is an apocalyptic number.

It is an amenable number.

74216956 is a deficient number, since it is larger than the sum of its proper divisors (67470044).

74216956 is a wasteful number, since it uses less digits than its factorization.

74216956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686764 (or 1686762 counting only the distinct ones).

The product of its digits is 90720, while the sum is 40.

The square root of 74216956 is about 8614.9263490758. The cubic root of 74216956 is about 420.2435397825.

The spelling of 74216956 in words is "seventy-four million, two hundred sixteen thousand, nine hundred fifty-six".