476640545 has 8 divisors (see below), whose sum is σ = 575394624. Its totient is φ = 379028464.

The previous prime is 476640529. The next prime is 476640547. The reversal of 476640545 is 545046674.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 476640545 - 2⁴ = 476640529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (476640547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284579 + ... + 286248.

It is an arithmetic number, because the mean of its divisors is an integer number (71924328).

Almost surely, 2^476640545 is an apocalyptic number.

It is an amenable number.

476640545 is a deficient number, since it is larger than the sum of its proper divisors (98754079).

476640545 is a wasteful number, since it uses less digits than its factorization.

476640545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570999.

The product of its (nonzero) digits is 403200, while the sum is 41.

The square root of 476640545 is about 21832.0989600176. The cubic root of 476640545 is about 781.1426082144.

The spelling of 476640545 in words is "four hundred seventy-six million, six hundred forty thousand, five hundred forty-five".