97312276 has 12 divisors (see below), whose sum is σ = 171249120. Its totient is φ = 48383960.

The previous prime is 97312261. The next prime is 97312283. The reversal of 97312276 is 67221379.

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, 67240 + ... + 68671.

It is an arithmetic number, because the mean of its divisors is an integer number (14270760).

Almost surely, 2^97312276 is an apocalyptic number.

It is an amenable number.

97312276 is a deficient number, since it is larger than the sum of its proper divisors (73936844).

97312276 is a wasteful number, since it uses less digits than its factorization.

97312276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136094 (or 136092 counting only the distinct ones).

The product of its digits is 31752, while the sum is 37.

The square root of 97312276 is about 9864.6984748648. The cubic root of 97312276 is about 459.9626245625.

The spelling of 97312276 in words is "ninety-seven million, three hundred twelve thousand, two hundred seventy-six".