222427755 has 64 divisors (see below), whose sum is σ = 435939840. Its totient is φ = 106704000.

The previous prime is 222427741. The next prime is 222427763. The reversal of 222427755 is 557724222.

222427755 is a `hidden beast` number, since 222 + 427 + 7 + 5 + 5 = 666.

It is not a de Polignac number, because 222427755 - 2⁷ = 222427627 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 149244 + ... + 150726.

It is an arithmetic number, because the mean of its divisors is an integer number (6811560).

Almost surely, 2^222427755 is an apocalyptic number.

222427755 is a deficient number, since it is larger than the sum of its proper divisors (213512085).

222427755 is a wasteful number, since it uses less digits than its factorization.

222427755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609 (or 1603 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 222427755 is about 14914.0120356663. The cubic root of 222427755 is about 605.8935456570.

The spelling of 222427755 in words is "two hundred twenty-two million, four hundred twenty-seven thousand, seven hundred fifty-five".