97899585 has 32 divisors (see below), whose sum is σ = 182062080. Its totient is φ = 43992768.

The previous prime is 97899559. The next prime is 97899589. The reversal of 97899585 is 58599879.

It is not a de Polignac number, because 97899585 - 2⁵ = 97899553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97899589) 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 31 ways as a sum of consecutive naturals, for example, 1707 + ... + 14096.

It is an arithmetic number, because the mean of its divisors is an integer number (5689440).

Almost surely, 2^97899585 is an apocalyptic number.

It is an amenable number.

97899585 is a deficient number, since it is larger than the sum of its proper divisors (84162495).

97899585 is a wasteful number, since it uses less digits than its factorization.

97899585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15877.

The product of its digits is 8164800, while the sum is 60.

The square root of 97899585 is about 9894.4219133813. The cubic root of 97899585 is about 460.8861070384.

The spelling of 97899585 in words is "ninety-seven million, eight hundred ninety-nine thousand, five hundred eighty-five".