22522002 has 16 divisors (see below), whose sum is σ = 45466272. Its totient is φ = 7436960.

The previous prime is 22522001. The next prime is 22522007. The reversal of 22522002 is 20022522.

It is not an unprimeable number, because it can be changed into a prime (22522001) 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, 16899 + ... + 18182.

It is an arithmetic number, because the mean of its divisors is an integer number (2841642).

Almost surely, 2^22522002 is an apocalyptic number.

22522002 is an abundant number, since it is smaller than the sum of its proper divisors (22944270).

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

22522002 is a wasteful number, since it uses less digits than its factorization.

22522002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35193.

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 22522002 is about 4745.7351379950. The cubic root of 22522002 is about 282.4027994624.

Adding to 22522002 its reverse (20022522), we get a palindrome (42544524).

The spelling of 22522002 in words is "twenty-two million, five hundred twenty-two thousand, two".