922257 has 12 divisors (see below), whose sum is σ = 1522560. Its totient is φ = 526968.

The previous prime is 922247. The next prime is 922261. The reversal of 922257 is 752229.

It is a happy number.

922257 is nontrivially palindromic in base 6.

It is not a de Polignac number, because 922257 - 2¹⁰ = 921233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 922257.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 922257.

It is not an unprimeable number, because it can be changed into a prime (922217) 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, 7257 + ... + 7382.

It is an arithmetic number, because the mean of its divisors is an integer number (126880).

2⁹²²²⁵⁷ is an apocalyptic number.

It is an amenable number.

922257 is a deficient number, since it is larger than the sum of its proper divisors (600303).

922257 is a wasteful number, since it uses less digits than its factorization.

922257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14652 (or 14649 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 922257 is about 960.3421265362. The cubic root of 922257 is about 97.3383514750.

The spelling of 922257 in words is "nine hundred twenty-two thousand, two hundred fifty-seven".