222238827 has 6 divisors (see below), whose sum is σ = 321011652. Its totient is φ = 148159212.

The previous prime is 222238823. The next prime is 222238837. The reversal of 222238827 is 728832222.

It is not a de Polignac number, because 222238827 - 2² = 222238823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222238791 and 222238800.

It is not an unprimeable number, because it can be changed into a prime (222238823) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12346593 + ... + 12346610.

It is an arithmetic number, because the mean of its divisors is an integer number (53501942).

Almost surely, 2^222238827 is an apocalyptic number.

222238827 is a deficient number, since it is larger than the sum of its proper divisors (98772825).

222238827 is a wasteful number, since it uses less digits than its factorization.

222238827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24693209 (or 24693206 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 222238827 is about 14907.6767807731. The cubic root of 222238827 is about 605.7219503435.

The spelling of 222238827 in words is "two hundred twenty-two million, two hundred thirty-eight thousand, eight hundred twenty-seven".