22200002 has 32 divisors (see below), whose sum is σ = 37425024. Its totient is φ = 9792000.

The previous prime is 22200001. The next prime is 22200023. The reversal of 22200002 is 20000222.

It is not an unprimeable number, because it can be changed into a prime (22200001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 215483 + ... + 215585.

It is an arithmetic number, because the mean of its divisors is an integer number (1169532).

Almost surely, 2^22200002 is an apocalyptic number.

22200002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22200002 is a deficient number, since it is larger than the sum of its proper divisors (15225022).

22200002 is a wasteful number, since it uses less digits than its factorization.

22200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314.

The product of its (nonzero) digits is 16, while the sum is 8.

The square root of 22200002 is about 4711.6878079941. The cubic root of 22200002 is about 281.0504842110.

Adding to 22200002 its reverse (20000222), we get a palindrome (42200224).

It can be divided in two parts, 22 and 200002, that multiplied together give a palindrome (4400044).

The spelling of 22200002 in words is "twenty-two million, two hundred thousand, two".