22124002 has 16 divisors (see below), whose sum is σ = 34732152. Its totient is φ = 10558080.

The previous prime is 22123979. The next prime is 22124009. The reversal of 22124002 is 20042122.

It can be written as a sum of positive squares in 4 ways, for example, as 20331081 + 1792921 = 4509^2 + 1339^2 .

It is not an unprimeable number, because it can be changed into a prime (22124009) 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, 1102 + ... + 6742.

Almost surely, 2^22124002 is an apocalyptic number.

22124002 is a deficient number, since it is larger than the sum of its proper divisors (12608150).

22124002 is a wasteful number, since it uses less digits than its factorization.

22124002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5733.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 22124002 is about 4703.6158431573. The cubic root of 22124002 is about 280.7293992872.

Adding to 22124002 its reverse (20042122), we get a palindrome (42166124).

The spelling of 22124002 in words is "twenty-two million, one hundred twenty-four thousand, two".