476791 has 4 divisors (see below), whose sum is σ = 544912. Its totient is φ = 408672.

The previous prime is 476783. The next prime is 476803. The reversal of 476791 is 197674.

476791 = 178² + 179² + ... + 191².

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 197674 = 2 ⋅98837.

It is a cyclic number.

It is not a de Polignac number, because 476791 - 2³ = 476783 is a prime.

It is the 691-st Hogben number.

It is a Duffinian number.

476791 is a lucky number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476701) by changing a digit.

It is a nontrivial repunit in base 690.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34050 + ... + 34063.

It is an arithmetic number, because the mean of its divisors is an integer number (136228).

2⁴⁷⁶⁷⁹¹ is an apocalyptic number.

476791 is a deficient number, since it is larger than the sum of its proper divisors (68121).

476791 is an equidigital number, since it uses as much as digits as its factorization.

476791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68120.

The product of its digits is 10584, while the sum is 34.

The square root of 476791 is about 690.5005430845. The cubic root of 476791 is about 78.1224790653.

The spelling of 476791 in words is "four hundred seventy-six thousand, seven hundred ninety-one".