477240557 has 8 divisors (see below), whose sum is σ = 487855680. Its totient is φ = 466709760.

The previous prime is 477240553. The next prime is 477240563. The reversal of 477240557 is 755042774.

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 477240557 - 2² = 477240553 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 (477240553) 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, 9569 + ... + 32342.

It is an arithmetic number, because the mean of its divisors is an integer number (60981960).

Almost surely, 2^477240557 is an apocalyptic number.

It is an amenable number.

477240557 is a deficient number, since it is larger than the sum of its proper divisors (10615123).

477240557 is a wasteful number, since it uses less digits than its factorization.

477240557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42163.

The product of its (nonzero) digits is 274400, while the sum is 41.

The square root of 477240557 is about 21845.8361478795. The cubic root of 477240557 is about 781.4702474323.

The spelling of 477240557 in words is "four hundred seventy-seven million, two hundred forty thousand, five hundred fifty-seven".