476865089 has 4 divisors (see below), whose sum is σ = 476909700. Its totient is φ = 476820480.

The previous prime is 476865083. The next prime is 476865091. The reversal of 476865089 is 980568674.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 149255089 + 327610000 = 12217^2 + 18100^2 .

It is a cyclic number.

It is not a de Polignac number, because 476865089 - 2⁸ = 476864833 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 476865089.

It is not an unprimeable number, because it can be changed into a prime (476865083) 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, 4337 + ... + 31185.

It is an arithmetic number, because the mean of its divisors is an integer number (119227425).

Almost surely, 2^476865089 is an apocalyptic number.

It is an amenable number.

476865089 is a deficient number, since it is larger than the sum of its proper divisors (44611).

476865089 is a wasteful number, since it uses less digits than its factorization.

476865089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44610.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The square root of 476865089 is about 21837.2408742497. The cubic root of 476865089 is about 781.2652536414.

The spelling of 476865089 in words is "four hundred seventy-six million, eight hundred sixty-five thousand, eighty-nine".