222025139 has 8 divisors (see below), whose sum is σ = 253972320. Its totient is φ = 190135296.

The previous prime is 222025129. The next prime is 222025147. The reversal of 222025139 is 931520222.

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 222025139 - 2²⁴ = 205247923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222025129) 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, 5684 + ... + 21825.

It is an arithmetic number, because the mean of its divisors is an integer number (31746540).

Almost surely, 2^222025139 is an apocalyptic number.

222025139 is a deficient number, since it is larger than the sum of its proper divisors (31947181).

222025139 is a wasteful number, since it uses less digits than its factorization.

222025139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28669.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 222025139 is about 14900.5080114740. The cubic root of 222025139 is about 605.5277493253.

The spelling of 222025139 in words is "two hundred twenty-two million, twenty-five thousand, one hundred thirty-nine".