22000718 has 16 divisors (see below), whose sum is σ = 34174464. Its totient is φ = 10614240.

The previous prime is 22000679. The next prime is 22000721. The reversal of 22000718 is 81700022.

It is a self number, because there is not a number n which added to its sum of digits gives 22000718.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8228 + ... + 10568.

It is an arithmetic number, because the mean of its divisors is an integer number (2135904).

Almost surely, 2^22000718 is an apocalyptic number.

22000718 is a deficient number, since it is larger than the sum of its proper divisors (12173746).

22000718 is a wasteful number, since it uses less digits than its factorization.

22000718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 22000718 is about 4690.4922982561. The cubic root of 22000718 is about 280.2069813115.

The spelling of 22000718 in words is "twenty-two million, seven hundred eighteen", and thus it is an aban number.