97256427 has 4 divisors (see below), whose sum is σ = 129675240. Its totient is φ = 64837616.

The previous prime is 97256413. The next prime is 97256447. The reversal of 97256427 is 72465279.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97256427 - 2⁸ = 97256171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97256447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16209402 + ... + 16209407.

It is an arithmetic number, because the mean of its divisors is an integer number (32418810).

Almost surely, 2^97256427 is an apocalyptic number.

97256427 is a deficient number, since it is larger than the sum of its proper divisors (32418813).

97256427 is a wasteful number, since it uses less digits than its factorization.

97256427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32418812.

The product of its digits is 211680, while the sum is 42.

The square root of 97256427 is about 9861.8673181097. The cubic root of 97256427 is about 459.8746145342.

The spelling of 97256427 in words is "ninety-seven million, two hundred fifty-six thousand, four hundred twenty-seven".