477794945 has 8 divisors (see below), whose sum is σ = 607080744. Its totient is φ = 359751424.

The previous prime is 477794929. The next prime is 477794953. The reversal of 477794945 is 549497774.

It can be written as a sum of positive squares in 4 ways, for example, as 24275329 + 453519616 = 4927^2 + 21296^2 .

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 477794945 - 2⁴ = 477794929 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2810474 + ... + 2810643.

It is an arithmetic number, because the mean of its divisors is an integer number (75885093).

Almost surely, 2^477794945 is an apocalyptic number.

It is an amenable number.

477794945 is a deficient number, since it is larger than the sum of its proper divisors (129285799).

477794945 is a wasteful number, since it uses less digits than its factorization.

477794945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5621139.

The product of its digits is 8890560, while the sum is 56.

The square root of 477794945 is about 21858.5211073394. The cubic root of 477794945 is about 781.7727294630.

The spelling of 477794945 in words is "four hundred seventy-seven million, seven hundred ninety-four thousand, nine hundred forty-five".