97056931 has 8 divisors (see below), whose sum is σ = 98797104. Its totient is φ = 95328000.

The previous prime is 97056907. The next prime is 97056989. The reversal of 97056931 is 13965079.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97056931 - 2¹¹ = 97054883 is a prime.

It is a super-2 number, since 2×97056931² = 18840095710277522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97056901) 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, 15675 + ... + 20971.

It is an arithmetic number, because the mean of its divisors is an integer number (12349638).

Almost surely, 2^97056931 is an apocalyptic number.

97056931 is a deficient number, since it is larger than the sum of its proper divisors (1740173).

97056931 is a wasteful number, since it uses less digits than its factorization.

97056931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5621.

The product of its (nonzero) digits is 51030, while the sum is 40.

The square root of 97056931 is about 9851.7476114647. The cubic root of 97056931 is about 459.5599619897.

The spelling of 97056931 in words is "ninety-seven million, fifty-six thousand, nine hundred thirty-one".