99372142 has 8 divisors (see below), whose sum is σ = 149327496. Its totient is φ = 49596312.

The previous prime is 99372131. The next prime is 99372173. The reversal of 99372142 is 24127399.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43488 + ... + 45715.

It is an arithmetic number, because the mean of its divisors is an integer number (18665937).

Almost surely, 2^99372142 is an apocalyptic number.

99372142 is a deficient number, since it is larger than the sum of its proper divisors (49955354).

99372142 is a wasteful number, since it uses less digits than its factorization.

99372142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89762.

The product of its digits is 27216, while the sum is 37.

The square root of 99372142 is about 9968.5576689910. The cubic root of 99372142 is about 463.1854236342.

The spelling of 99372142 in words is "ninety-nine million, three hundred seventy-two thousand, one hundred forty-two".