99518074 has 8 divisors (see below), whose sum is σ = 149354100. Its totient is φ = 49733376.

The previous prime is 99518071. The next prime is 99518087. The reversal of 99518074 is 47081599.

It can be written as a sum of positive squares in 2 ways, for example, as 52664049 + 46854025 = 7257^2 + 6845^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 99518074.

It is not an unprimeable number, because it can be changed into a prime (99518071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7549 + ... + 16000.

Almost surely, 2^99518074 is an apocalyptic number.

99518074 is a deficient number, since it is larger than the sum of its proper divisors (49836026).

99518074 is a wasteful number, since it uses less digits than its factorization.

99518074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25664.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 99518074 is about 9975.8745982495. The cubic root of 99518074 is about 463.4120482290.

The spelling of 99518074 in words is "ninety-nine million, five hundred eighteen thousand, seventy-four".