22763722 has 4 divisors (see below), whose sum is σ = 34145586. Its totient is φ = 11381860.

The previous prime is 22763717. The next prime is 22763723. The reversal of 22763722 is 22736722.

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., 19704721 + 3059001 = 4439^2 + 1749^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (22763723) 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 as a sum of consecutive naturals, namely, 5690929 + ... + 5690932.

Almost surely, 2^22763722 is an apocalyptic number.

22763722 is a deficient number, since it is larger than the sum of its proper divisors (11381864).

22763722 is a wasteful number, since it uses less digits than its factorization.

22763722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11381863.

The product of its digits is 14112, while the sum is 31.

The square root of 22763722 is about 4771.1342466965. The cubic root of 22763722 is about 283.4095133872.

Subtracting from 22763722 its reverse (22736722), we obtain a cube (27000 = 30³).

The spelling of 22763722 in words is "twenty-two million, seven hundred sixty-three thousand, seven hundred twenty-two".