97883931 has 8 divisors (see below), whose sum is σ = 130608720. Its totient is φ = 65207552.

The previous prime is 97883927. The next prime is 97883959. The reversal of 97883931 is 13938879.

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 97883931 - 2² = 97883927 is a prime.

It is a super-2 number, since 2×97883931² = 19162527896025522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97883971) 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, 7086 + ... + 15683.

It is an arithmetic number, because the mean of its divisors is an integer number (16326090).

Almost surely, 2^97883931 is an apocalyptic number.

97883931 is a deficient number, since it is larger than the sum of its proper divisors (32724789).

97883931 is a wasteful number, since it uses less digits than its factorization.

97883931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24205.

The product of its digits is 326592, while the sum is 48.

The square root of 97883931 is about 9893.6308299835. The cubic root of 97883931 is about 460.8615407249.

The spelling of 97883931 in words is "ninety-seven million, eight hundred eighty-three thousand, nine hundred thirty-one".