22542002 has 16 divisors (see below), whose sum is σ = 38810880. Its totient is φ = 9619008.

The previous prime is 22541989. The next prime is 22542029. The reversal of 22542002 is 20024522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23 + ... + 6714.

It is an arithmetic number, because the mean of its divisors is an integer number (2425680).

Almost surely, 2^22542002 is an apocalyptic number.

22542002 is a deficient number, since it is larger than the sum of its proper divisors (16268878).

22542002 is a wasteful number, since it uses less digits than its factorization.

22542002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6985.

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

The square root of 22542002 is about 4747.8418255035. The cubic root of 22542002 is about 282.4863678910.

Adding to 22542002 its reverse (20024522), we get a palindrome (42566524).

The spelling of 22542002 in words is "twenty-two million, five hundred forty-two thousand, two".