97089975 has 48 divisors (see below), whose sum is σ = 188871840. Its totient is φ = 48729600.

The previous prime is 97089893. The next prime is 97089989. The reversal of 97089975 is 57998079.

It is not a de Polignac number, because 97089975 - 2⁷ = 97089847 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7245 + ... + 15705.

It is an arithmetic number, because the mean of its divisors is an integer number (3934830).

Almost surely, 2^97089975 is an apocalyptic number.

97089975 is a deficient number, since it is larger than the sum of its proper divisors (91781865).

97089975 is a wasteful number, since it uses less digits than its factorization.

97089975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8497 (or 8486 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 54.

The square root of 97089975 is about 9853.4245316032. The cubic root of 97089975 is about 459.6121099959.

It can be divided in two parts, 9708 and 9975, that added together give a 9-th power (19683 = 3⁹).

The spelling of 97089975 in words is "ninety-seven million, eighty-nine thousand, nine hundred seventy-five".