22299712 has 14 divisors (see below), whose sum is σ = 44251118. Its totient is φ = 11149824.

The previous prime is 22299707. The next prime is 22299713. The reversal of 22299712 is 21799222.

It can be written as a sum of positive squares in only one way, i.e., 16842816 + 5456896 = 4104^2 + 2336^2 .

It is not an unprimeable number, because it can be changed into a prime (22299713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174153 + ... + 174280.

Almost surely, 2^22299712 is an apocalyptic number.

It is an amenable number.

22299712 is a deficient number, since it is larger than the sum of its proper divisors (21951406).

22299712 is an equidigital number, since it uses as much as digits as its factorization.

22299712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348445 (or 348435 counting only the distinct ones).

The product of its digits is 9072, while the sum is 34.

The square root of 22299712 is about 4722.2570874530. The cubic root of 22299712 is about 281.4706297106.

The spelling of 22299712 in words is "twenty-two million, two hundred ninety-nine thousand, seven hundred twelve".