222726125 has 16 divisors (see below), whose sum is σ = 285480624. Its totient is φ = 173361600.

The previous prime is 222726079. The next prime is 222726137. The reversal of 222726125 is 521627222.

It can be written as a sum of positive squares in 8 ways, for example, as 537289 + 222188836 = 733^2 + 14906^2 .

It is not a de Polignac number, because 222726125 - 2²⁶ = 155617261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19454 + ... + 28703.

It is an arithmetic number, because the mean of its divisors is an integer number (17842539).

Almost surely, 2^222726125 is an apocalyptic number.

222726125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222726125 is a deficient number, since it is larger than the sum of its proper divisors (62754499).

222726125 is an equidigital number, since it uses as much as digits as its factorization.

222726125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48209 (or 48199 counting only the distinct ones).

The product of its digits is 6720, while the sum is 29.

The square root of 222726125 is about 14924.0116925711. The cubic root of 222726125 is about 606.1643447201.

The spelling of 222726125 in words is "two hundred twenty-two million, seven hundred twenty-six thousand, one hundred twenty-five".