92548721 has 2 divisors, whose sum is σ = 92548722. Its totient is φ = 92548720.

The previous prime is 92548699. The next prime is 92548723. The reversal of 92548721 is 12784529.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55338721 + 37210000 = 7439^2 + 6100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-92548721 is a prime.

Together with 92548723, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (92548723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46274360 + 46274361.

It is an arithmetic number, because the mean of its divisors is an integer number (46274361).

Almost surely, 2^92548721 is an apocalyptic number.

It is an amenable number.

92548721 is a deficient number, since it is larger than the sum of its proper divisors (1).

92548721 is an equidigital number, since it uses as much as digits as its factorization.

92548721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 38.

The square root of 92548721 is about 9620.2245815781. The cubic root of 92548721 is about 452.3314733170.

The spelling of 92548721 in words is "ninety-two million, five hundred forty-eight thousand, seven hundred twenty-one".