899956 has 12 divisors (see below), whose sum is σ = 1608768. Its totient is φ = 440312.

The previous prime is 899939. The next prime is 899971. The reversal of 899956 is 659998.

It is a happy number.

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2206 + ... + 2581.

It is an arithmetic number, because the mean of its divisors is an integer number (134064).

2⁸⁹⁹⁹⁵⁶ is an apocalyptic number.

It is an amenable number.

899956 is a deficient number, since it is larger than the sum of its proper divisors (708812).

899956 is a wasteful number, since it uses less digits than its factorization.

899956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4838 (or 4836 counting only the distinct ones).

The product of its digits is 174960, while the sum is 46.

The square root of 899956 is about 948.6601077309. The cubic root of 899956 is about 96.5473650448.

The spelling of 899956 in words is "eight hundred ninety-nine thousand, nine hundred fifty-six".