92912421 has 16 divisors (see below), whose sum is σ = 141884928. Its totient is φ = 52978800.

The previous prime is 92912411. The next prime is 92912423. The reversal of 92912421 is 12421929.

It is a happy number.

It is not a de Polignac number, because 92912421 - 2⁵ = 92912389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92912423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5806 + ... + 14816.

It is an arithmetic number, because the mean of its divisors is an integer number (8867808).

Almost surely, 2^92912421 is an apocalyptic number.

It is an amenable number.

92912421 is a deficient number, since it is larger than the sum of its proper divisors (48972507).

92912421 is a wasteful number, since it uses less digits than its factorization.

92912421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9512.

The product of its digits is 2592, while the sum is 30.

The square root of 92912421 is about 9639.1089318463. The cubic root of 92912421 is about 452.9232262234.

The spelling of 92912421 in words is "ninety-two million, nine hundred twelve thousand, four hundred twenty-one".