923422457 has 2 divisors, whose sum is σ = 923422458. Its totient is φ = 923422456.

The previous prime is 923422429. The next prime is 923422483. The reversal of 923422457 is 754224329.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 579653776 + 343768681 = 24076^2 + 18541^2 .

It is a cyclic number.

It is not a de Polignac number, because 923422457 - 2²⁸ = 654987001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 923422457.

It is not a weakly prime, because it can be changed into another prime (923422417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461711228 + 461711229.

It is an arithmetic number, because the mean of its divisors is an integer number (461711229).

Almost surely, 2^923422457 is an apocalyptic number.

It is an amenable number.

923422457 is a deficient number, since it is larger than the sum of its proper divisors (1).

923422457 is an equidigital number, since it uses as much as digits as its factorization.

923422457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 38.

The square root of 923422457 is about 30387.8669373156. The cubic root of 923422457 is about 973.7933640302.

The spelling of 923422457 in words is "nine hundred twenty-three million, four hundred twenty-two thousand, four hundred fifty-seven".