220225432 has 32 divisors (see below), whose sum is σ = 483426720. Its totient is φ = 92079360.

The previous prime is 220225399. The next prime is 220225469. The reversal of 220225432 is 234522022.

It is a happy number.

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, 45663 + ... + 50254.

It is an arithmetic number, because the mean of its divisors is an integer number (15107085).

Almost surely, 2^220225432 is an apocalyptic number.

It is an amenable number.

220225432 is an abundant number, since it is smaller than the sum of its proper divisors (263201288).

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

220225432 is a wasteful number, since it uses less digits than its factorization.

220225432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95971 (or 95967 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 220225432 is about 14839.9943396216. The cubic root of 220225432 is about 603.8871987937.

Adding to 220225432 its reverse (234522022), we get a palindrome (454747454).

The spelling of 220225432 in words is "two hundred twenty million, two hundred twenty-five thousand, four hundred thirty-two".