97656227 has 2 divisors, whose sum is σ = 97656228. Its totient is φ = 97656226.

The previous prime is 97656179. The next prime is 97656233. The reversal of 97656227 is 72265679.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97656227 - 2¹⁸ = 97394083 is a prime.

It is not a weakly prime, because it can be changed into another prime (97656277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48828113 + 48828114.

It is an arithmetic number, because the mean of its divisors is an integer number (48828114).

Almost surely, 2^97656227 is an apocalyptic number.

97656227 is a deficient number, since it is larger than the sum of its proper divisors (1).

97656227 is an equidigital number, since it uses as much as digits as its factorization.

97656227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The square root of 97656227 is about 9882.1165243079. The cubic root of 97656227 is about 460.5039011774.

The spelling of 97656227 in words is "ninety-seven million, six hundred fifty-six thousand, two hundred twenty-seven".