99996597 has 12 divisors (see below), whose sum is σ = 145361580. Its totient is φ = 66238848.

The previous prime is 99996583. The next prime is 99996619. The reversal of 99996597 is 79569999.

It can be written as a sum of positive squares in 2 ways, for example, as 63345681 + 36650916 = 7959^2 + 6054^2 .

It is not a de Polignac number, because 99996597 - 2¹⁰ = 99995573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99996517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33972 + ... + 36797.

It is an arithmetic number, because the mean of its divisors is an integer number (12113465).

Almost surely, 2^99996597 is an apocalyptic number.

It is an amenable number.

99996597 is a deficient number, since it is larger than the sum of its proper divisors (45364983).

99996597 is a wasteful number, since it uses less digits than its factorization.

99996597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70932 (or 70929 counting only the distinct ones).

The product of its digits is 12400290, while the sum is 63.

The square root of 99996597 is about 9999.8298485524. The cubic root of 99996597 is about 464.1536181926.

The spelling of 99996597 in words is "ninety-nine million, nine hundred ninety-six thousand, five hundred ninety-seven".