92512421 has 2 divisors, whose sum is σ = 92512422. Its totient is φ = 92512420.

The previous prime is 92512379. The next prime is 92512439. The reversal of 92512421 is 12421529.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87628321 + 4884100 = 9361^2 + 2210^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-92512421 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (92512451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46256210 + 46256211.

It is an arithmetic number, because the mean of its divisors is an integer number (46256211).

Almost surely, 2^92512421 is an apocalyptic number.

It is an amenable number.

92512421 is a deficient number, since it is larger than the sum of its proper divisors (1).

92512421 is an equidigital number, since it uses as much as digits as its factorization.

92512421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 26.

The square root of 92512421 is about 9618.3377462013. The cubic root of 92512421 is about 452.2723268858.

The spelling of 92512421 in words is "ninety-two million, five hundred twelve thousand, four hundred twenty-one".