477999317 has 4 divisors (see below), whose sum is σ = 498781920. Its totient is φ = 457216716.

The previous prime is 477999311. The next prime is 477999341. The reversal of 477999317 is 713999774.

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 477999317 - 2⁶ = 477999253 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 (477999311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10391267 + ... + 10391312.

It is an arithmetic number, because the mean of its divisors is an integer number (124695480).

Almost surely, 2^477999317 is an apocalyptic number.

It is an amenable number.

477999317 is a deficient number, since it is larger than the sum of its proper divisors (20782603).

477999317 is a wasteful number, since it uses less digits than its factorization.

477999317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20782602.

The product of its digits is 3000564, while the sum is 56.

The square root of 477999317 is about 21863.1954892234. The cubic root of 477999317 is about 781.8841787245.

The spelling of 477999317 in words is "four hundred seventy-seven million, nine hundred ninety-nine thousand, three hundred seventeen".