813382 has 16 divisors (see below), whose sum is σ = 1321920. Its totient is φ = 373888.

The previous prime is 813377. The next prime is 813383. The reversal of 813382 is 283318.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (813383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1344 + ... + 1852.

It is an arithmetic number, because the mean of its divisors is an integer number (82620).

2⁸¹³³⁸² is an apocalyptic number.

813382 is a deficient number, since it is larger than the sum of its proper divisors (508538).

813382 is a wasteful number, since it uses less digits than its factorization.

813382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575.

The product of its digits is 1152, while the sum is 25.

The square root of 813382 is about 901.8769317374. The cubic root of 813382 is about 93.3465315803.

The spelling of 813382 in words is "eight hundred thirteen thousand, three hundred eighty-two".