477489477 has 8 divisors (see below), whose sum is σ = 653859616. Its totient is φ = 309722832.

The previous prime is 477489469. The next prime is 477489479. The reversal of 477489477 is 774984774.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 477489477 - 2³ = 477489469 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 (477489479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2150743 + ... + 2150964.

It is an arithmetic number, because the mean of its divisors is an integer number (81732452).

Almost surely, 2^477489477 is an apocalyptic number.

It is an amenable number.

477489477 is a deficient number, since it is larger than the sum of its proper divisors (176370139).

477489477 is a wasteful number, since it uses less digits than its factorization.

477489477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4301747.

The product of its digits is 11063808, while the sum is 57.

The square root of 477489477 is about 21851.5326007125. The cubic root of 477489477 is about 781.6060907095.

The spelling of 477489477 in words is "four hundred seventy-seven million, four hundred eighty-nine thousand, four hundred seventy-seven".