22513713 has 8 divisors (see below), whose sum is σ = 30069408. Its totient is φ = 14983584.

The previous prime is 22513693. The next prime is 22513721. The reversal of 22513713 is 31731522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22513713 - 2⁹ = 22513201 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22513783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4231 + ... + 7932.

It is an arithmetic number, because the mean of its divisors is an integer number (3758676).

Almost surely, 2^22513713 is an apocalyptic number.

It is an amenable number.

22513713 is a deficient number, since it is larger than the sum of its proper divisors (7555695).

22513713 is a wasteful number, since it uses less digits than its factorization.

22513713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12783.

The product of its digits is 1260, while the sum is 24.

The square root of 22513713 is about 4744.8617471956. The cubic root of 22513713 is about 282.3681500258.

The spelling of 22513713 in words is "twenty-two million, five hundred thirteen thousand, seven hundred thirteen".