789057 has 12 divisors (see below), whose sum is σ = 1156324. Its totient is φ = 518400.

The previous prime is 789031. The next prime is 789067. The reversal of 789057 is 750987.

It can be written as a sum of positive squares in 2 ways, for example, as 147456 + 641601 = 384^2 + 801^2 .

It is not a de Polignac number, because 789057 - 2⁶ = 788993 is a prime.

It is a super-2 number, since 2×789057² = 1245221898498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (789017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57 + ... + 1257.

2⁷⁸⁹⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

789057 is a deficient number, since it is larger than the sum of its proper divisors (367267).

789057 is a wasteful number, since it uses less digits than its factorization.

789057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280 (or 1277 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 789057 is about 888.2888043874. The cubic root of 789057 is about 92.4065576950.

The spelling of 789057 in words is "seven hundred eighty-nine thousand, fifty-seven".