476979901 has 4 divisors (see below), whose sum is σ = 484099072. Its totient is φ = 469860732.

The previous prime is 476979847. The next prime is 476979941. The reversal of 476979901 is 109979674.

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.

It is a cyclic number.

It is not a de Polignac number, because 476979901 - 2⁹ = 476979389 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 (476979941) 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, 3559485 + ... + 3559618.

It is an arithmetic number, because the mean of its divisors is an integer number (121024768).

Almost surely, 2^476979901 is an apocalyptic number.

It is an amenable number.

476979901 is a deficient number, since it is larger than the sum of its proper divisors (7119171).

476979901 is an equidigital number, since it uses as much as digits as its factorization.

476979901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7119170.

The product of its (nonzero) digits is 857304, while the sum is 52.

The square root of 476979901 is about 21839.8695279986. The cubic root of 476979901 is about 781.3279488219.

The spelling of 476979901 in words is "four hundred seventy-six million, nine hundred seventy-nine thousand, nine hundred one".