222949655 has 4 divisors (see below), whose sum is σ = 267539592. Its totient is φ = 178359720.

The previous prime is 222949637. The next prime is 222949673. The reversal of 222949655 is 556949222.

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

It is an interprime number because it is at equal distance from previous prime (222949637) and next prime (222949673).

It is not a de Polignac number, because 222949655 - 2⁸ = 222949399 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 3 ways as a sum of consecutive naturals, for example, 22294961 + ... + 22294970.

It is an arithmetic number, because the mean of its divisors is an integer number (66884898).

Almost surely, 2^222949655 is an apocalyptic number.

222949655 is a deficient number, since it is larger than the sum of its proper divisors (44589937).

222949655 is an equidigital number, since it uses as much as digits as its factorization.

222949655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44589936.

The product of its digits is 388800, while the sum is 44.

The square root of 222949655 is about 14931.4987526370. The cubic root of 222949655 is about 606.3670609677.

The spelling of 222949655 in words is "two hundred twenty-two million, nine hundred forty-nine thousand, six hundred fifty-five".