222572251 has 8 divisors (see below), whose sum is σ = 255585600. Its totient is φ = 191688840.

The previous prime is 222572201. The next prime is 222572297. The reversal of 222572251 is 152275222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222572251 - 2⁷ = 222572123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222572201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532261 + ... + 532678.

It is an arithmetic number, because the mean of its divisors is an integer number (31948200).

Almost surely, 2^222572251 is an apocalyptic number.

222572251 is a deficient number, since it is larger than the sum of its proper divisors (33013349).

222572251 is a wasteful number, since it uses less digits than its factorization.

222572251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064969.

The product of its digits is 5600, while the sum is 28.

The square root of 222572251 is about 14918.8555526220. The cubic root of 222572251 is about 606.0247196980.

The spelling of 222572251 in words is "two hundred twenty-two million, five hundred seventy-two thousand, two hundred fifty-one".