22650715 has 8 divisors (see below), whose sum is σ = 28779840. Its totient is φ = 17054592.

The previous prime is 22650713. The next prime is 22650731. The reversal of 22650715 is 51705622.

22650715 is nontrivially palindromic in base 12.

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 22650715 - 2¹ = 22650713 is a prime.

It is a super-2 number, since 2×22650715² = 1026109780022450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22650713) 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, 133155 + ... + 133324.

It is an arithmetic number, because the mean of its divisors is an integer number (3597480).

Almost surely, 2^22650715 is an apocalyptic number.

22650715 is a deficient number, since it is larger than the sum of its proper divisors (6129125).

22650715 is a wasteful number, since it uses less digits than its factorization.

22650715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266501.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 22650715 is about 4759.2767307649. The cubic root of 22650715 is about 282.9397541848.

The spelling of 22650715 in words is "twenty-two million, six hundred fifty thousand, seven hundred fifteen".