476123647 has 4 divisors (see below), whose sum is σ = 478221336. Its totient is φ = 474025960.

The previous prime is 476123639. The next prime is 476123651. The reversal of 476123647 is 746321674.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 476123647 - 2³ = 476123639 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476120647) 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, 1048504 + ... + 1048957.

It is an arithmetic number, because the mean of its divisors is an integer number (119555334).

Almost surely, 2^476123647 is an apocalyptic number.

476123647 is a deficient number, since it is larger than the sum of its proper divisors (2097689).

476123647 is a wasteful number, since it uses less digits than its factorization.

476123647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097688.

The product of its digits is 169344, while the sum is 40.

The square root of 476123647 is about 21820.2577207511. The cubic root of 476123647 is about 780.8601332256.

The spelling of 476123647 in words is "four hundred seventy-six million, one hundred twenty-three thousand, six hundred forty-seven".