22152713 has 8 divisors (see below), whose sum is σ = 24227616. Its totient is φ = 20088000.

The previous prime is 22152709. The next prime is 22152719. The reversal of 22152713 is 31725122.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22152713 - 2² = 22152709 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22152719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2438 + ... + 7088.

It is an arithmetic number, because the mean of its divisors is an integer number (3028452).

Almost surely, 2^22152713 is an apocalyptic number.

It is an amenable number.

22152713 is a deficient number, since it is larger than the sum of its proper divisors (2074903).

22152713 is a wasteful number, since it uses less digits than its factorization.

22152713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5095.

The product of its digits is 840, while the sum is 23.

The square root of 22152713 is about 4706.6668673277. Note that the first 3 decimals coincide. The cubic root of 22152713 is about 280.8507838618.

Adding to 22152713 its reverse (31725122), we get a palindrome (53877835).

The spelling of 22152713 in words is "twenty-two million, one hundred fifty-two thousand, seven hundred thirteen".