220097072 has 40 divisors (see below), whose sum is σ = 460178880. Its totient is φ = 101376000.

The previous prime is 220097071. The next prime is 220097123. The reversal of 220097072 is 270790022.

It is a super-2 number, since 2×220097072² = 96885442205946368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220097071) by changing a digit.

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, 155504 + ... + 156912.

It is an arithmetic number, because the mean of its divisors is an integer number (11504472).

Almost surely, 2^220097072 is an apocalyptic number.

It is an amenable number.

220097072 is an abundant number, since it is smaller than the sum of its proper divisors (240081808).

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

220097072 is a wasteful number, since it uses less digits than its factorization.

220097072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181 (or 2175 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 220097072 is about 14835.6689097593. The cubic root of 220097072 is about 603.7698493046.

The spelling of 220097072 in words is "two hundred twenty million, ninety-seven thousand, seventy-two".