99072594 has 12 divisors (see below), whose sum is σ = 214657326. Its totient is φ = 33024192.

The previous prime is 99072587. The next prime is 99072629. The reversal of 99072594 is 49527099.

It can be written as a sum of positive squares in only one way, i.e., 85655025 + 13417569 = 9255^2 + 3663^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2751999 + ... + 2752034.

Almost surely, 2^99072594 is an apocalyptic number.

99072594 is an abundant number, since it is smaller than the sum of its proper divisors (115584732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99072594 is a wasteful number, since it uses less digits than its factorization.

99072594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5504041 (or 5504038 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 99072594 is about 9953.5216883272. The cubic root of 99072594 is about 462.7195455355.

The spelling of 99072594 in words is "ninety-nine million, seventy-two thousand, five hundred ninety-four".