97381585 has 8 divisors (see below), whose sum is σ = 133551936. Its totient is φ = 66775920.

The previous prime is 97381567. The next prime is 97381591. The reversal of 97381585 is 58518379.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97381585 - 2⁵ = 97381553 is a prime.

It is a super-2 number, since 2×97381585² = 18966346194224450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1391131 + ... + 1391200.

It is an arithmetic number, because the mean of its divisors is an integer number (16693992).

Almost surely, 2^97381585 is an apocalyptic number.

It is an amenable number.

97381585 is a deficient number, since it is larger than the sum of its proper divisors (36170351).

97381585 is a wasteful number, since it uses less digits than its factorization.

97381585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782343.

The product of its digits is 302400, while the sum is 46.

The square root of 97381585 is about 9868.2108307433. The cubic root of 97381585 is about 460.0717988116.

The spelling of 97381585 in words is "ninety-seven million, three hundred eighty-one thousand, five hundred eighty-five".