220554452 has 24 divisors (see below), whose sum is σ = 403311552. Its totient is φ = 105336000.

The previous prime is 220554437. The next prime is 220554487. The reversal of 220554452 is 254455022.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

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 7 ways as a sum of consecutive naturals, for example, 95552 + ... + 97832.

It is an arithmetic number, because the mean of its divisors is an integer number (16804648).

Almost surely, 2^220554452 is an apocalyptic number.

It is an amenable number.

220554452 is a deficient number, since it is larger than the sum of its proper divisors (182757100).

220554452 is a wasteful number, since it uses less digits than its factorization.

220554452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3359 (or 3357 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 220554452 is about 14851.0757859490. The cubic root of 220554452 is about 604.1877879026.

The spelling of 220554452 in words is "two hundred twenty million, five hundred fifty-four thousand, four hundred fifty-two".