813032 has 16 divisors (see below), whose sum is σ = 1663200. Its totient is φ = 369520.

The previous prime is 813023. The next prime is 813041. The reversal of 813032 is 230318.

It is an interprime number because it is at equal distance from previous prime (813023) and next prime (813041).

It is a super-2 number, since 2×813032² = 1322042066048, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 813032.

It is an unprimeable number.

813032 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 3 ways as a sum of consecutive naturals, for example, 4532 + ... + 4707.

It is an arithmetic number, because the mean of its divisors is an integer number (103950).

2⁸¹³⁰³² is an apocalyptic number.

It is an amenable number.

813032 is an abundant number, since it is smaller than the sum of its proper divisors (850168).

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

813032 is a wasteful number, since it uses less digits than its factorization.

813032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9256 (or 9252 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 813032 is about 901.6828710805. The cubic root of 813032 is about 93.3331405892. Note that the first 3 decimals are identical.

It can be divided in two parts, 81 and 3032, that added together give a palindrome (3113).

The spelling of 813032 in words is "eight hundred thirteen thousand, thirty-two".