220382004 has 12 divisors (see below), whose sum is σ = 514224704. Its totient is φ = 73460664.

The previous prime is 220381949. The next prime is 220382017. The reversal of 220382004 is 400283022.

It is a tau number, because it is divible by the number of its divisors (12).

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, 9182572 + ... + 9182595.

Almost surely, 2^220382004 is an apocalyptic number.

It is an amenable number.

220382004 is an abundant number, since it is smaller than the sum of its proper divisors (293842700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220382004 is a wasteful number, since it uses less digits than its factorization.

220382004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18365174 (or 18365172 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 220382004 is about 14845.2687412522. The cubic root of 220382004 is about 604.0302785868.

It can be divided in two parts, 22038 and 2004, that added together give a palindrome (24042).

The spelling of 220382004 in words is "two hundred twenty million, three hundred eighty-two thousand, four".