479842 has 16 divisors (see below), whose sum is σ = 832032. Its totient is φ = 205120.

The previous prime is 479839. The next prime is 479861. The reversal of 479842 is 248974.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 479798 and 479807.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268 + ... + 1015.

It is an arithmetic number, because the mean of its divisors is an integer number (52002).

2⁴⁷⁹⁸⁴² is an apocalyptic number.

479842 is a deficient number, since it is larger than the sum of its proper divisors (352190).

479842 is a wasteful number, since it uses less digits than its factorization.

479842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313.

The product of its digits is 16128, while the sum is 34.

The square root of 479842 is about 692.7062869644. The cubic root of 479842 is about 78.2887609210.

It can be divided in two parts, 47 and 9842, that added together give a palindrome (9889).

The spelling of 479842 in words is "four hundred seventy-nine thousand, eight hundred forty-two".