220553404 has 12 divisors (see below), whose sum is σ = 386423800. Its totient is φ = 110146608.

The previous prime is 220553363. The next prime is 220553413. The reversal of 220553404 is 404355022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28659 + ... + 35530.

Almost surely, 2^220553404 is an apocalyptic number.

It is an amenable number.

220553404 is a deficient number, since it is larger than the sum of its proper divisors (165870396).

220553404 is a wasteful number, since it uses less digits than its factorization.

220553404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65052 (or 65050 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 220553404 is about 14851.0405022678. The cubic root of 220553404 is about 604.1868309359.

The spelling of 220553404 in words is "two hundred twenty million, five hundred fifty-three thousand, four hundred four".