92423421 has 6 divisors (see below), whose sum is σ = 133500510. Its totient is φ = 61615608.

The previous prime is 92423413. The next prime is 92423437. The reversal of 92423421 is 12432429.

It can be written as a sum of positive squares in only one way, i.e., 68657796 + 23765625 = 8286^2 + 4875^2 .

It is not a de Polignac number, because 92423421 - 2³ = 92423413 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92423021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5134626 + ... + 5134643.

It is an arithmetic number, because the mean of its divisors is an integer number (22250085).

Almost surely, 2^92423421 is an apocalyptic number.

It is an amenable number.

92423421 is a deficient number, since it is larger than the sum of its proper divisors (41077089).

92423421 is a wasteful number, since it uses less digits than its factorization.

92423421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10269275 (or 10269272 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 92423421 is about 9613.7100538762. The cubic root of 92423421 is about 452.1272467205.

The spelling of 92423421 in words is "ninety-two million, four hundred twenty-three thousand, four hundred twenty-one".