222012704 has 24 divisors (see below), whose sum is σ = 447750828. Its totient is φ = 108298240.

The previous prime is 222012697. The next prime is 222012737. The reversal of 222012704 is 407210222.

It is a happy number.

222012704 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 222010000 + 2704 = 14900^2 + 52^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83297 + ... + 85920.

Almost surely, 2^222012704 is an apocalyptic number.

It is an amenable number.

222012704 is an abundant number, since it is smaller than the sum of its proper divisors (225738124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222012704 is a wasteful number, since it uses less digits than its factorization.

222012704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169268 (or 169260 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 222012704 is about 14900.0907379787. The cubic root of 222012704 is about 605.5164444821.

Adding to 222012704 its reverse (407210222), we get a palindrome (629222926).

It can be divided in two parts, 22201 and 2704, that multiplied together give a square (60031504 = 7748²).

The spelling of 222012704 in words is "two hundred twenty-two million, twelve thousand, seven hundred four".