222822836 has 12 divisors (see below), whose sum is σ = 390355812. Its totient is φ = 111292608.

The previous prime is 222822829. The next prime is 222822839. The reversal of 222822836 is 638228222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37699600 + 185123236 = 6140^2 + 13606^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222822796 and 222822805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222822839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25415 + ... + 33038.

It is an arithmetic number, because the mean of its divisors is an integer number (32529651).

Almost surely, 2^222822836 is an apocalyptic number.

It is an amenable number.

222822836 is a deficient number, since it is larger than the sum of its proper divisors (167532976).

222822836 is a wasteful number, since it uses less digits than its factorization.

222822836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59410 (or 59408 counting only the distinct ones).

The product of its digits is 36864, while the sum is 35.

The square root of 222822836 is about 14927.2514549732. The cubic root of 222822836 is about 606.2520672194.

The spelling of 222822836 in words is "two hundred twenty-two million, eight hundred twenty-two thousand, eight hundred thirty-six".