97599997 has 16 divisors (see below), whose sum is σ = 111329280. Its totient is φ = 84754800.

The previous prime is 97599989. The next prime is 97600003. The reversal of 97599997 is 79999579.

It is a cyclic number.

It is not a de Polignac number, because 97599997 - 2³ = 97599989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97599947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25128 + ... + 28750.

It is an arithmetic number, because the mean of its divisors is an integer number (6958080).

Almost surely, 2^97599997 is an apocalyptic number.

It is an amenable number.

97599997 is a deficient number, since it is larger than the sum of its proper divisors (13729283).

97599997 is a wasteful number, since it uses less digits than its factorization.

97599997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3744.

The product of its digits is 14467005, while the sum is 64.

The square root of 97599997 is about 9879.2710763497. The cubic root of 97599997 is about 460.4154988753.

It can be divided in two parts, 97599 and 997, that added together give a square (98596 = 314²).

The spelling of 97599997 in words is "ninety-seven million, five hundred ninety-nine thousand, nine hundred ninety-seven".