9713972 has 12 divisors (see below), whose sum is σ = 17095680. Its totient is φ = 4829496.

The previous prime is 9713969. The next prime is 9713989. The reversal of 9713972 is 2793179.

It is a super-2 number, since 2×9713972² = 188722504033568, which contains 22 as substring.

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, 6068 + ... + 7499.

It is an arithmetic number, because the mean of its divisors is an integer number (1424640).

Almost surely, 2^9713972 is an apocalyptic number.

It is an amenable number.

9713972 is a deficient number, since it is larger than the sum of its proper divisors (7381708).

9713972 is a wasteful number, since it uses less digits than its factorization.

9713972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13750 (or 13748 counting only the distinct ones).

The product of its digits is 23814, while the sum is 38.

The square root of 9713972 is about 3116.7245627421. The cubic root of 9713972 is about 213.3694719594.

The spelling of 9713972 in words is "nine million, seven hundred thirteen thousand, nine hundred seventy-two".