92116921 has 8 divisors (see below), whose sum is σ = 104424320. Its totient is φ = 80555472.

The previous prime is 92116919. The next prime is 92116933. The reversal of 92116921 is 12961129.

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 92116921 - 2¹ = 92116919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (92116991) 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, 186225 + ... + 186718.

It is an arithmetic number, because the mean of its divisors is an integer number (13053040).

Almost surely, 2^92116921 is an apocalyptic number.

It is an amenable number.

92116921 is a deficient number, since it is larger than the sum of its proper divisors (12307399).

92116921 is a wasteful number, since it uses less digits than its factorization.

92116921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372975.

The product of its digits is 1944, while the sum is 31.

The square root of 92116921 is about 9597.7560398251. The cubic root of 92116921 is about 451.6269028747.

The spelling of 92116921 in words is "ninety-two million, one hundred sixteen thousand, nine hundred twenty-one".