477655 has 4 divisors (see below), whose sum is σ = 573192. Its totient is φ = 382120.

The previous prime is 477637. The next prime is 477671. The reversal of 477655 is 556774.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 556774 = 2 ⋅278387.

It is not a de Polignac number, because 477655 - 2⁵ = 477623 is a prime.

It is a Duffinian number.

477655 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 477655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47761 + ... + 47770.

It is an arithmetic number, because the mean of its divisors is an integer number (143298).

2⁴⁷⁷⁶⁵⁵ is an apocalyptic number.

477655 is a deficient number, since it is larger than the sum of its proper divisors (95537).

477655 is an equidigital number, since it uses as much as digits as its factorization.

477655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95536.

The product of its digits is 29400, while the sum is 34.

The square root of 477655 is about 691.1258930181. The cubic root of 477655 is about 78.1696395554.

The spelling of 477655 in words is "four hundred seventy-seven thousand, six hundred fifty-five".