790457 has 4 divisors (see below), whose sum is σ = 832080. Its totient is φ = 748836.

The previous prime is 790451. The next prime is 790459. The reversal of 790457 is 754097.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 790457 - 2⁸ = 790201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (790451) 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 in 3 ways as a sum of consecutive naturals, for example, 20783 + ... + 20820.

It is an arithmetic number, because the mean of its divisors is an integer number (208020).

2⁷⁹⁰⁴⁵⁷ is an apocalyptic number.

It is an amenable number.

790457 is a deficient number, since it is larger than the sum of its proper divisors (41623).

790457 is a wasteful number, since it uses less digits than its factorization.

790457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41622.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 790457 is about 889.0764871483. The cubic root of 790457 is about 92.4611767928.

The spelling of 790457 in words is "seven hundred ninety thousand, four hundred fifty-seven".