220355452 has 12 divisors (see below), whose sum is σ = 386545320. Its totient is φ = 109913936.

The previous prime is 220355441. The next prime is 220355477. The reversal of 220355452 is 254553022.

220355452 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-2 number, since 2×220355452² = 97113050452248608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220355452.

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, 64063 + ... + 67414.

It is an arithmetic number, because the mean of its divisors is an integer number (32212110).

Almost surely, 2^220355452 is an apocalyptic number.

It is an amenable number.

220355452 is a deficient number, since it is larger than the sum of its proper divisors (166189868).

220355452 is a wasteful number, since it uses less digits than its factorization.

220355452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131900 (or 131898 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 220355452 is about 14844.3744226559. The cubic root of 220355452 is about 604.0060194128.

The spelling of 220355452 in words is "two hundred twenty million, three hundred fifty-five thousand, four hundred fifty-two".