22660016 has 20 divisors (see below), whose sum is σ = 44839392. Its totient is φ = 11088576.

The previous prime is 22659983. The next prime is 22660019. The reversal of 22660016 is 61006622.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22659973 and 22660000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22660019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14315 + ... + 15818.

Almost surely, 2^22660016 is an apocalyptic number.

It is an amenable number.

22660016 is a deficient number, since it is larger than the sum of its proper divisors (22179376).

22660016 is a wasteful number, since it uses less digits than its factorization.

22660016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30188 (or 30182 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 22660016 is about 4760.2537747477. The cubic root of 22660016 is about 282.9784764728.

Adding to 22660016 its reverse (61006622), we get a palindrome (83666638).

The spelling of 22660016 in words is "twenty-two million, six hundred sixty thousand, sixteen".