22425202 has 4 divisors (see below), whose sum is σ = 33637806. Its totient is φ = 11212600.

The previous prime is 22425199. The next prime is 22425211. The reversal of 22425202 is 20252422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21077281 + 1347921 = 4591^2 + 1161^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22425202.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5606299 + ... + 5606302.

Almost surely, 2^22425202 is an apocalyptic number.

22425202 is a deficient number, since it is larger than the sum of its proper divisors (11212604).

22425202 is a wasteful number, since it uses less digits than its factorization.

22425202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11212603.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 22425202 is about 4735.5255252189. The cubic root of 22425202 is about 281.9976275306.

Adding to 22425202 its reverse (20252422), we get a palindrome (42677624).

The spelling of 22425202 in words is "twenty-two million, four hundred twenty-five thousand, two hundred two".