220332404 has 12 divisors (see below), whose sum is σ = 385685664. Its totient is φ = 110136504.

The previous prime is 220332403. The next prime is 220332419. The reversal of 220332404 is 404233022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220332403) 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, 25007 + ... + 32649.

It is an arithmetic number, because the mean of its divisors is an integer number (32140472).

Almost surely, 2^220332404 is an apocalyptic number.

It is an amenable number.

220332404 is a deficient number, since it is larger than the sum of its proper divisors (165353260).

220332404 is a wasteful number, since it uses less digits than its factorization.

220332404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14854 (or 14852 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 220332404 is about 14843.5980813279. The cubic root of 220332404 is about 603.9849600805.

Adding to 220332404 its reverse (404233022), we get a palindrome (624565426).

The spelling of 220332404 in words is "two hundred twenty million, three hundred thirty-two thousand, four hundred four".