99598612 has 6 divisors (see below), whose sum is σ = 174297578. Its totient is φ = 49799304.

The previous prime is 99598601. The next prime is 99598619. The reversal of 99598612 is 21689599.

It can be written as a sum of positive squares in only one way, i.e., 55562116 + 44036496 = 7454^2 + 6636^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99598619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12449823 + ... + 12449830.

Almost surely, 2^99598612 is an apocalyptic number.

It is an amenable number.

99598612 is a deficient number, since it is larger than the sum of its proper divisors (74698966).

99598612 is a wasteful number, since it uses less digits than its factorization.

99598612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24899657 (or 24899655 counting only the distinct ones).

The product of its digits is 349920, while the sum is 49.

The square root of 99598612 is about 9979.9104204397. The cubic root of 99598612 is about 463.5370245759.

The spelling of 99598612 in words is "ninety-nine million, five hundred ninety-eight thousand, six hundred twelve".