476813 has 4 divisors (see below), whose sum is σ = 497568. Its totient is φ = 456060.

The previous prime is 476803. The next prime is 476831. The reversal of 476813 is 318674.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 318674 = 2 ⋅159337.

It is a cyclic number.

It is not a de Polignac number, because 476813 - 2¹⁰ = 475789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476803) 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, 10343 + ... + 10388.

It is an arithmetic number, because the mean of its divisors is an integer number (124392).

2⁴⁷⁶⁸¹³ is an apocalyptic number.

It is an amenable number.

476813 is a deficient number, since it is larger than the sum of its proper divisors (20755).

476813 is a wasteful number, since it uses less digits than its factorization.

476813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20754.

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

The square root of 476813 is about 690.5164733734. The cubic root of 476813 is about 78.1236806177.

The spelling of 476813 in words is "four hundred seventy-six thousand, eight hundred thirteen".