220958490 has 16 divisors (see below), whose sum is σ = 530300448. Its totient is φ = 58922256.

The previous prime is 220958489. The next prime is 220958501. The reversal of 220958490 is 94859022.

220958490 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×220958490³ (a number of 26 digits) contains 333 as substring.

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, 3682612 + ... + 3682671.

It is an arithmetic number, because the mean of its divisors is an integer number (33143778).

Almost surely, 2^220958490 is an apocalyptic number.

220958490 is an abundant number, since it is smaller than the sum of its proper divisors (309341958).

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

220958490 is a wasteful number, since it uses less digits than its factorization.

220958490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7365293.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 220958490 is about 14864.6725493702. The cubic root of 220958490 is about 604.5565039703.

The spelling of 220958490 in words is "two hundred twenty million, nine hundred fifty-eight thousand, four hundred ninety".