475779 has 16 divisors (see below), whose sum is σ = 708480. Its totient is φ = 282240.

The previous prime is 475777. The next prime is 475789. The reversal of 475779 is 977574.

It is not a de Polignac number, because 475779 - 2¹ = 475777 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 724 + ... + 1214.

It is an arithmetic number, because the mean of its divisors is an integer number (44280).

2⁴⁷⁵⁷⁷⁹ is an apocalyptic number.

475779 is a deficient number, since it is larger than the sum of its proper divisors (232701).

475779 is a wasteful number, since it uses less digits than its factorization.

475779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530.

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

The square root of 475779 is about 689.7673520833. The cubic root of 475779 is about 78.0671676533.

It can be divided in two parts, 47577 and 9, that added together give a triangular number (47586 = T₃₀₈).

The spelling of 475779 in words is "four hundred seventy-five thousand, seven hundred seventy-nine".