22642016 has 12 divisors (see below), whose sum is σ = 44576532. Its totient is φ = 11320992.

The previous prime is 22642013. The next prime is 22642063. The reversal of 22642016 is 61024622.

It is a junction number, because it is equal to n+sod(n) for n = 22641982 and 22642000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22642013) 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, 353750 + ... + 353813.

It is an arithmetic number, because the mean of its divisors is an integer number (3714711).

Almost surely, 2^22642016 is an apocalyptic number.

It is an amenable number.

22642016 is a deficient number, since it is larger than the sum of its proper divisors (21934516).

22642016 is an equidigital number, since it uses as much as digits as its factorization.

22642016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707573 (or 707565 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 22642016 is about 4758.3627436336. The cubic root of 22642016 is about 282.9035285723.

Adding to 22642016 its reverse (61024622), we get a palindrome (83666638).

The spelling of 22642016 in words is "twenty-two million, six hundred forty-two thousand, sixteen".