923679457 has 2 divisors, whose sum is σ = 923679458. Its totient is φ = 923679456.

The previous prime is 923679451. The next prime is 923679461. The reversal of 923679457 is 754976329.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 834112161 + 89567296 = 28881^2 + 9464^2 .

It is a cyclic number.

It is not a de Polignac number, because 923679457 - 2⁷ = 923679329 is a prime.

It is not a weakly prime, because it can be changed into another prime (923679451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461839728 + 461839729.

It is an arithmetic number, because the mean of its divisors is an integer number (461839729).

Almost surely, 2^923679457 is an apocalyptic number.

It is an amenable number.

923679457 is a deficient number, since it is larger than the sum of its proper divisors (1).

923679457 is an equidigital number, since it uses as much as digits as its factorization.

923679457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2857680, while the sum is 52.

The square root of 923679457 is about 30392.0953045360. The cubic root of 923679457 is about 973.8836952680.

The spelling of 923679457 in words is "nine hundred twenty-three million, six hundred seventy-nine thousand, four hundred fifty-seven".