99992542 has 32 divisors (see below), whose sum is σ = 166801824. Its totient is φ = 44668800.

The previous prime is 99992539. The next prime is 99992617. The reversal of 99992542 is 24529999.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105792 + ... + 106732.

It is an arithmetic number, because the mean of its divisors is an integer number (5212557).

Almost surely, 2^99992542 is an apocalyptic number.

99992542 is a deficient number, since it is larger than the sum of its proper divisors (66809282).

99992542 is a wasteful number, since it uses less digits than its factorization.

99992542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084.

The product of its digits is 524880, while the sum is 49.

The square root of 99992542 is about 9999.6270930470. The cubic root of 99992542 is about 464.1473440846.

The spelling of 99992542 in words is "ninety-nine million, nine hundred ninety-two thousand, five hundred forty-two".