476624493 has 10 divisors (see below), whose sum is σ = 711994734. Its totient is φ = 317749608.

The previous prime is 476624471. The next prime is 476624521. The reversal of 476624493 is 394426674.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 359595369 + 117029124 = 18963^2 + 10818^2 .

It is not a de Polignac number, because 476624493 - 2⁸ = 476624237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476624453) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2942046 + ... + 2942207.

Almost surely, 2^476624493 is an apocalyptic number.

It is an amenable number.

476624493 is a deficient number, since it is larger than the sum of its proper divisors (235370241).

476624493 is an equidigital number, since it uses as much as digits as its factorization.

476624493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5884265 (or 5884256 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The square root of 476624493 is about 21831.7313330849. The cubic root of 476624493 is about 781.1338391731.

The spelling of 476624493 in words is "four hundred seventy-six million, six hundred twenty-four thousand, four hundred ninety-three".