97290567 has 24 divisors (see below), whose sum is σ = 153653760. Its totient is φ = 58830480.

The previous prime is 97290539. The next prime is 97290569. The reversal of 97290567 is 76509279.

It is not a de Polignac number, because 97290567 - 2⁸ = 97290311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97290569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59284 + ... + 60902.

It is an arithmetic number, because the mean of its divisors is an integer number (6402240).

Almost surely, 2^97290567 is an apocalyptic number.

97290567 is a deficient number, since it is larger than the sum of its proper divisors (56363193).

97290567 is a wasteful number, since it uses less digits than its factorization.

97290567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243 (or 2240 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 97290567 is about 9863.5980757531. The cubic root of 97290567 is about 459.9284182882.

The spelling of 97290567 in words is "ninety-seven million, two hundred ninety thousand, five hundred sixty-seven".