22851002 has 4 divisors (see below), whose sum is σ = 34276506. Its totient is φ = 11425500.

The previous prime is 22850963. The next prime is 22851011. The reversal of 22851002 is 20015822.

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., 18309841 + 4541161 = 4279^2 + 2131^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5712749 + ... + 5712752.

Almost surely, 2^22851002 is an apocalyptic number.

22851002 is a deficient number, since it is larger than the sum of its proper divisors (11425504).

22851002 is a wasteful number, since it uses less digits than its factorization.

22851002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11425503.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 22851002 is about 4780.2721679837. The cubic root of 22851002 is about 283.7712649423.

Adding to 22851002 its reverse (20015822), we get a palindrome (42866824).

The spelling of 22851002 in words is "twenty-two million, eight hundred fifty-one thousand, two".