479138 has 16 divisors (see below), whose sum is σ = 812160. Its totient is φ = 210000.

The previous prime is 479137. The next prime is 479147. The reversal of 479138 is 831974.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 479138.

It is not an unprimeable number, because it can be changed into a prime (479131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263 + ... + 1013.

It is an arithmetic number, because the mean of its divisors is an integer number (50760).

2⁴⁷⁹¹³⁸ is an apocalyptic number.

479138 is a deficient number, since it is larger than the sum of its proper divisors (333022).

479138 is a wasteful number, since it uses less digits than its factorization.

479138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793.

The product of its digits is 6048, while the sum is 32.

The square root of 479138 is about 692.1979485667. The cubic root of 479138 is about 78.2504550733.

Subtracting 479138 from its reverse (831974), we obtain a square (352836 = 594²).

The spelling of 479138 in words is "four hundred seventy-nine thousand, one hundred thirty-eight".