477579 has 4 divisors (see below), whose sum is σ = 636776. Its totient is φ = 318384.

The previous prime is 477577. The next prime is 477593. The reversal of 477579 is 975774.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 477579 - 2¹ = 477577 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79594 + ... + 79599.

It is an arithmetic number, because the mean of its divisors is an integer number (159194).

2⁴⁷⁷⁵⁷⁹ is an apocalyptic number.

477579 is a deficient number, since it is larger than the sum of its proper divisors (159197).

477579 is a wasteful number, since it uses less digits than its factorization.

477579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159196.

The product of its digits is 61740, while the sum is 39.

The square root of 477579 is about 691.0709080840. The cubic root of 477579 is about 78.1654934613.

It can be divided in two parts, 47 and 7579, that added together give a triangular number (7626 = T₁₂₃).

The spelling of 477579 in words is "four hundred seventy-seven thousand, five hundred seventy-nine".