99595642 has 16 divisors (see below), whose sum is σ = 153338472. Its totient is φ = 48487680.

The previous prime is 99595633. The next prime is 99595651. The reversal of 99595642 is 24659599.

It is an interprime number because it is at equal distance from previous prime (99595633) and next prime (99595651).

It can be written as a sum of positive squares in 4 ways, for example, as 80838081 + 18757561 = 8991^2 + 4331^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59278 + ... + 60934.

Almost surely, 2^99595642 is an apocalyptic number.

99595642 is a deficient number, since it is larger than the sum of its proper divisors (53742830).

99595642 is a wasteful number, since it uses less digits than its factorization.

99595642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2433.

The product of its digits is 874800, while the sum is 49.

The square root of 99595642 is about 9979.7616203996. The cubic root of 99595642 is about 463.5324170195.

The spelling of 99595642 in words is "ninety-nine million, five hundred ninety-five thousand, six hundred forty-two".