72222295 has 4 divisors (see below), whose sum is σ = 86666760. Its totient is φ = 57777832.

The previous prime is 72222289. The next prime is 72222299. The reversal of 72222295 is 59222227.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72222295 - 2⁵ = 72222263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72222299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7222225 + ... + 7222234.

It is an arithmetic number, because the mean of its divisors is an integer number (21666690).

Almost surely, 2^72222295 is an apocalyptic number.

72222295 is a deficient number, since it is larger than the sum of its proper divisors (14444465).

72222295 is a wasteful number, since it uses less digits than its factorization.

72222295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14444464.

The product of its digits is 10080, while the sum is 31.

The square root of 72222295 is about 8498.3701378558. The cubic root of 72222295 is about 416.4444657030. Note that the first 4 decimals are identical.

The spelling of 72222295 in words is "seventy-two million, two hundred twenty-two thousand, two hundred ninety-five".