96521618 has 6 divisors (see below), whose sum is σ = 144803271. Its totient is φ = 48253862.

The previous prime is 96521617. The next prime is 96521669. The reversal of 96521618 is 81612569.

It can be written as a sum of positive squares in only one way, i.e., 48260809 + 48260809 = 6947^2 + 6947^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=6947.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96521617) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 10421 + ... + 17367.

Almost surely, 2^96521618 is an apocalyptic number.

96521618 is a deficient number, since it is larger than the sum of its proper divisors (48281653).

96521618 is an frugal number, since it uses more digits than its factorization.

96521618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13896 (or 6949 counting only the distinct ones).

The product of its digits is 25920, while the sum is 38.

The square root of 96521618 is about 9824.5416178059. The cubic root of 96521618 is about 458.7135100051.

The spelling of 96521618 in words is "ninety-six million, five hundred twenty-one thousand, six hundred eighteen".