220225340 has 24 divisors (see below), whose sum is σ = 464805600. Its totient is φ = 87645888.

The previous prime is 220225337. The next prime is 220225351. The reversal of 220225340 is 43522022.

220225340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 23687 + ... + 31646.

It is an arithmetic number, because the mean of its divisors is an integer number (19366900).

Almost surely, 2^220225340 is an apocalyptic number.

220225340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220225340 is an abundant number, since it is smaller than the sum of its proper divisors (244580260).

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

220225340 is a wasteful number, since it uses less digits than its factorization.

220225340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55541 (or 55539 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 220225340 is about 14839.9912398896. The cubic root of 220225340 is about 603.8871147016.

Adding to 220225340 its reverse (43522022), we get a palindrome (263747362).

The spelling of 220225340 in words is "two hundred twenty million, two hundred twenty-five thousand, three hundred forty".