2217373272 has 32 divisors (see below), whose sum is σ = 6159370800. Its totient is φ = 739124352.

The previous prime is 2217373267. The next prime is 2217373297. The reversal of 2217373272 is 2723737122.

2217373272 is a `hidden beast` number, since 2 + 2 + 17 + 373 + 272 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 5132593 + ... + 5133024.

Almost surely, 2^2217373272 is an apocalyptic number.

It is an amenable number.

2217373272 is an abundant number, since it is smaller than the sum of its proper divisors (3941997528).

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

2217373272 is a wasteful number, since it uses less digits than its factorization.

2217373272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10265632 (or 10265622 counting only the distinct ones).

The product of its digits is 49392, while the sum is 36.

The square root of 2217373272 is about 47088.9931087935. The cubic root of 2217373272 is about 1304.0060392785.

The spelling of 2217373272 in words is "two billion, two hundred seventeen million, three hundred seventy-three thousand, two hundred seventy-two".