22732064 has 12 divisors (see below), whose sum is σ = 44753814. Its totient is φ = 11366016.

The previous prime is 22732063. The next prime is 22732093. The reversal of 22732064 is 46023722.

It can be written as a sum of positive squares in only one way, i.e., 16875664 + 5856400 = 4108^2 + 2420^2 .

It is not an unprimeable number, because it can be changed into a prime (22732063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355157 + ... + 355220.

Almost surely, 2^22732064 is an apocalyptic number.

It is an amenable number.

22732064 is a deficient number, since it is larger than the sum of its proper divisors (22021750).

22732064 is an equidigital number, since it uses as much as digits as its factorization.

22732064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710387 (or 710379 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 22732064 is about 4767.8154326693. The cubic root of 22732064 is about 283.2780711907.

Adding to 22732064 its reverse (46023722), we get a palindrome (68755786).

The spelling of 22732064 in words is "twenty-two million, seven hundred thirty-two thousand, sixty-four".