22250164 has 12 divisors (see below), whose sum is σ = 39519424. Its totient is φ = 10958904.

The previous prime is 22250153. The next prime is 22250203. The reversal of 22250164 is 46105222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41244 + ... + 41779.

Almost surely, 2^22250164 is an apocalyptic number.

It is an amenable number.

22250164 is a deficient number, since it is larger than the sum of its proper divisors (17269260).

22250164 is a wasteful number, since it uses less digits than its factorization.

22250164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83094 (or 83092 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 22250164 is about 4717.0079499615. The cubic root of 22250164 is about 281.2620074544.

Adding to 22250164 its reverse (46105222), we get a palindrome (68355386).

The spelling of 22250164 in words is "twenty-two million, two hundred fifty thousand, one hundred sixty-four".