22704452 has 24 divisors (see below), whose sum is σ = 42280056. Its totient is φ = 10631168.

The previous prime is 22704443. The next prime is 22704457. The reversal of 22704452 is 25440722.

It can be written as a sum of positive squares in 4 ways, for example, as 6431296 + 16273156 = 2536^2 + 4034^2 .

It is not an unprimeable number, because it can be changed into a prime (22704457) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15128 + ... + 16560.

It is an arithmetic number, because the mean of its divisors is an integer number (1761669).

Almost surely, 2^22704452 is an apocalyptic number.

It is an amenable number.

22704452 is a deficient number, since it is larger than the sum of its proper divisors (19575604).

22704452 is a wasteful number, since it uses less digits than its factorization.

22704452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687 (or 1685 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 22704452 is about 4764.9188870326. The cubic root of 22704452 is about 283.1633280795.

The spelling of 22704452 in words is "twenty-two million, seven hundred four thousand, four hundred fifty-two".