222522002 has 4 divisors (see below), whose sum is σ = 333783006. Its totient is φ = 111261000.

The previous prime is 222521969. The next prime is 222522011. The reversal of 222522002 is 200225222.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 210279001 + 12243001 = 14501^2 + 3499^2 .

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 as a sum of consecutive naturals, namely, 55630499 + ... + 55630502.

Almost surely, 2^222522002 is an apocalyptic number.

222522002 is a deficient number, since it is larger than the sum of its proper divisors (111261004).

222522002 is a wasteful number, since it uses less digits than its factorization.

222522002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111261003.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 222522002 is about 14917.1713806606. The cubic root of 222522002 is about 605.9791098972.

Adding to 222522002 its reverse (200225222), we get a palindrome (422747224).

The spelling of 222522002 in words is "two hundred twenty-two million, five hundred twenty-two thousand, two".