22651246 has 16 divisors (see below), whose sum is σ = 34990704. Its totient is φ = 10992384.

The previous prime is 22651241. The next prime is 22651247. The reversal of 22651246 is 64215622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22651241) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 9181 + ... + 11383.

It is an arithmetic number, because the mean of its divisors is an integer number (2186919).

Almost surely, 2^22651246 is an apocalyptic number.

22651246 is a deficient number, since it is larger than the sum of its proper divisors (12339458).

22651246 is a wasteful number, since it uses less digits than its factorization.

22651246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2355.

The product of its digits is 5760, while the sum is 28.

The square root of 22651246 is about 4759.3325162254. The cubic root of 22651246 is about 282.9419651501.

Adding to 22651246 its reverse (64215622), we get a palindrome (86866868).

The spelling of 22651246 in words is "twenty-two million, six hundred fifty-one thousand, two hundred forty-six".