22496645 has 16 divisors (see below), whose sum is σ = 28708992. Its totient is φ = 16885440.

The previous prime is 22496581. The next prime is 22496647. The reversal of 22496645 is 54669422.

It is not a de Polignac number, because 22496645 - 2⁶ = 22496581 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22496599 and 22496608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22496647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4250 + ... + 7940.

It is an arithmetic number, because the mean of its divisors is an integer number (1794312).

Almost surely, 2^22496645 is an apocalyptic number.

It is an amenable number.

22496645 is a deficient number, since it is larger than the sum of its proper divisors (6212347).

22496645 is a wasteful number, since it uses less digits than its factorization.

22496645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3772.

The product of its digits is 103680, while the sum is 38.

The square root of 22496645 is about 4743.0628290167. The cubic root of 22496645 is about 282.2967760740.

It can be divided in two parts, 224 and 96645, that added together give a palindrome (96869).

The spelling of 22496645 in words is "twenty-two million, four hundred ninety-six thousand, six hundred forty-five".