477274665 has 16 divisors (see below), whose sum is σ = 872731008. Its totient is φ = 218182656.

The previous prime is 477274639. The next prime is 477274669. The reversal of 477274665 is 566472774.

It is a happy number.

It is not a de Polignac number, because 477274665 - 2⁸ = 477274409 is a prime.

It is a super-2 number, since 2×477274665² = 455582211701724450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (477274669) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2272632 + ... + 2272841.

It is an arithmetic number, because the mean of its divisors is an integer number (54545688).

Almost surely, 2^477274665 is an apocalyptic number.

It is an amenable number.

477274665 is a deficient number, since it is larger than the sum of its proper divisors (395456343).

477274665 is a wasteful number, since it uses less digits than its factorization.

477274665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4545488.

The product of its digits is 1975680, while the sum is 48.

The square root of 477274665 is about 21846.6167861296. The cubic root of 477274665 is about 781.4888640062.

The spelling of 477274665 in words is "four hundred seventy-seven million, two hundred seventy-four thousand, six hundred sixty-five".