890957 has 2 divisors, whose sum is σ = 890958. Its totient is φ = 890956.

The previous prime is 890941. The next prime is 890963. The reversal of 890957 is 759098.

890957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 885481 + 5476 = 941^2 + 74^2 .

It is a cyclic number.

It is not a de Polignac number, because 890957 - 2⁴ = 890941 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 890957.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 890957.

It is not a weakly prime, because it can be changed into another prime (890927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 445478 + 445479.

It is an arithmetic number, because the mean of its divisors is an integer number (445479).

2⁸⁹⁰⁹⁵⁷ is an apocalyptic number.

It is an amenable number.

890957 is a deficient number, since it is larger than the sum of its proper divisors (1).

890957 is an equidigital number, since it uses as much as digits as its factorization.

890957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 890957 is about 943.9051859165. The cubic root of 890957 is about 96.2244819067.

The spelling of 890957 in words is "eight hundred ninety thousand, nine hundred fifty-seven".