813476 has 12 divisors (see below), whose sum is σ = 1454208. Its totient is φ = 397992.

The previous prime is 813443. The next prime is 813493. The reversal of 813476 is 674318.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

813476 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1976 + ... + 2351.

It is an arithmetic number, because the mean of its divisors is an integer number (121184).

2⁸¹³⁴⁷⁶ is an apocalyptic number.

It is an amenable number.

813476 is a deficient number, since it is larger than the sum of its proper divisors (640732).

813476 is a wasteful number, since it uses less digits than its factorization.

813476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4378 (or 4376 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 813476 is about 901.9290437723. The cubic root of 813476 is about 93.3501273635.

The spelling of 813476 in words is "eight hundred thirteen thousand, four hundred seventy-six".