97272455 has 16 divisors (see below), whose sum is σ = 133596480. Its totient is φ = 66604032.

The previous prime is 97272449. The next prime is 97272481. The reversal of 97272455 is 55427279.

It is a cyclic number.

It is not a de Polignac number, because 97272455 - 2⁸ = 97272199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29111 + ... + 32279.

It is an arithmetic number, because the mean of its divisors is an integer number (8349780).

Almost surely, 2^97272455 is an apocalyptic number.

97272455 is a deficient number, since it is larger than the sum of its proper divisors (36324025).

97272455 is a wasteful number, since it uses less digits than its factorization.

97272455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058.

The product of its digits is 176400, while the sum is 41.

The square root of 97272455 is about 9862.6799096392. The cubic root of 97272455 is about 459.8998758140.

The spelling of 97272455 in words is "ninety-seven million, two hundred seventy-two thousand, four hundred fifty-five".