477214661 has 16 divisors (see below), whose sum is σ = 599262720. Its totient is φ = 369172080.

The previous prime is 477214637. The next prime is 477214663. The reversal of 477214661 is 166412774.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 477214661 - 2²⁶ = 410105797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477214663) 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 15 ways as a sum of consecutive naturals, for example, 11591 + ... + 32996.

It is an arithmetic number, because the mean of its divisors is an integer number (37453920).

Almost surely, 2^477214661 is an apocalyptic number.

It is an amenable number.

477214661 is a deficient number, since it is larger than the sum of its proper divisors (122048059).

477214661 is a wasteful number, since it uses less digits than its factorization.

477214661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44744.

The product of its digits is 56448, while the sum is 38.

The square root of 477214661 is about 21845.2434410789. The cubic root of 477214661 is about 781.4561124786.

The spelling of 477214661 in words is "four hundred seventy-seven million, two hundred fourteen thousand, six hundred sixty-one".