222542502 has 32 divisors (see below), whose sum is σ = 547798272. Its totient is φ = 58692384.

The previous prime is 222542477. The next prime is 222542527. The reversal of 222542502 is 205245222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (222542477) and next prime (222542527).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203248 + ... + 204339.

It is an arithmetic number, because the mean of its divisors is an integer number (17118696).

Almost surely, 2^222542502 is an apocalyptic number.

222542502 is an abundant number, since it is smaller than the sum of its proper divisors (325255770).

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

222542502 is a wasteful number, since it uses less digits than its factorization.

222542502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407612.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 222542502 is about 14917.8584924244. The cubic root of 222542502 is about 605.9977180800.

Adding to 222542502 its reverse (205245222), we get a palindrome (427787724).

The spelling of 222542502 in words is "two hundred twenty-two million, five hundred forty-two thousand, five hundred two".