92999921 has 8 divisors (see below), whose sum is σ = 106344000. Its totient is φ = 79670448.

The previous prime is 92999917. The next prime is 92999993. The reversal of 92999921 is 12999929.

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

It is a cyclic number.

It is not a de Polignac number, because 92999921 - 2² = 92999917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 92999921.

It is not an unprimeable number, because it can be changed into a prime (92959921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22595 + ... + 26391.

It is an arithmetic number, because the mean of its divisors is an integer number (13293000).

Almost surely, 2^92999921 is an apocalyptic number.

It is an amenable number.

92999921 is a deficient number, since it is larger than the sum of its proper divisors (13344079).

92999921 is a wasteful number, since it uses less digits than its factorization.

92999921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7303.

The product of its digits is 236196, while the sum is 50.

The square root of 92999921 is about 9643.6466650329. The cubic root of 92999921 is about 453.0653613210.

The spelling of 92999921 in words is "ninety-two million, nine hundred ninety-nine thousand, nine hundred twenty-one".