899256 has 32 divisors (see below), whose sum is σ = 2278800. Its totient is φ = 295680.

The previous prime is 899237. The next prime is 899263. The reversal of 899256 is 652998.

It is a happy number.

It is a super-2 number, since 2×899256² = 1617322707072, which contains 22 as substring.

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 899256.

It is an unprimeable number.

899256 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 1926 + ... + 2346.

2⁸⁹⁹²⁵⁶ is an apocalyptic number.

It is an amenable number.

899256 is an abundant number, since it is smaller than the sum of its proper divisors (1379544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

899256 is a wasteful number, since it uses less digits than its factorization.

899256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519 (or 515 counting only the distinct ones).

The product of its digits is 38880, while the sum is 39.

The square root of 899256 is about 948.2910945485. The cubic root of 899256 is about 96.5223265298.

The spelling of 899256 in words is "eight hundred ninety-nine thousand, two hundred fifty-six".