222440002 has 16 divisors (see below), whose sum is σ = 360806400. Its totient is φ = 102449728.

The previous prime is 222439999. The next prime is 222440003. The reversal of 222440002 is 200044222.

It is not an unprimeable number, because it can be changed into a prime (222440003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68002 + ... + 71197.

It is an arithmetic number, because the mean of its divisors is an integer number (22550400).

Almost surely, 2^222440002 is an apocalyptic number.

222440002 is a deficient number, since it is larger than the sum of its proper divisors (138366398).

222440002 is a wasteful number, since it uses less digits than its factorization.

222440002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139265.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 222440002 is about 14914.4226170509. The cubic root of 222440002 is about 605.9046657352.

Adding to 222440002 its reverse (200044222), we get a palindrome (422484224).

The spelling of 222440002 in words is "two hundred twenty-two million, four hundred forty thousand, two".