220889404 has 24 divisors (see below), whose sum is σ = 401214240. Its totient is φ = 106282176.

The previous prime is 220889393. The next prime is 220889411. The reversal of 220889404 is 404988022.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 33769 + ... + 39775.

It is an arithmetic number, because the mean of its divisors is an integer number (16717260).

Almost surely, 2^220889404 is an apocalyptic number.

It is an amenable number.

220889404 is a deficient number, since it is larger than the sum of its proper divisors (180324836).

220889404 is a wasteful number, since it uses less digits than its factorization.

220889404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6357 (or 6355 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 220889404 is about 14862.3485358136. The cubic root of 220889404 is about 604.4934895034.

The spelling of 220889404 in words is "two hundred twenty million, eight hundred eighty-nine thousand, four hundred four".