22159513 has 16 divisors (see below), whose sum is σ = 23814144. Its totient is φ = 20584080.

The previous prime is 22159493. The next prime is 22159541. The reversal of 22159513 is 31595122.

It is a cyclic number.

It is not a de Polignac number, because 22159513 - 2⁵ = 22159481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22159583) 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, 97506 + ... + 97732.

It is an arithmetic number, because the mean of its divisors is an integer number (1488384).

Almost surely, 2^22159513 is an apocalyptic number.

It is an amenable number.

22159513 is a deficient number, since it is larger than the sum of its proper divisors (1654631).

22159513 is a wasteful number, since it uses less digits than its factorization.

22159513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372.

The product of its digits is 2700, while the sum is 28.

The square root of 22159513 is about 4707.3891914733. The cubic root of 22159513 is about 280.8795175878.

The spelling of 22159513 in words is "twenty-two million, one hundred fifty-nine thousand, five hundred thirteen".