811952 has 20 divisors (see below), whose sum is σ = 1624896. Its totient is φ = 392640.

The previous prime is 811933. The next prime is 811957. The reversal of 811952 is 259118.

It is a happy number.

811952 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (811957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323 + ... + 1314.

2⁸¹¹⁹⁵² is an apocalyptic number.

It is an amenable number.

811952 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

811952 is a wasteful number, since it uses less digits than its factorization.

811952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676 (or 1670 counting only the distinct ones).

The product of its digits is 720, while the sum is 26.

The square root of 811952 is about 901.0837918862. The cubic root of 811952 is about 93.2917955754.

The spelling of 811952 in words is "eight hundred eleven thousand, nine hundred fifty-two".