22726745 has 8 divisors (see below), whose sum is σ = 27656640. Its totient is φ = 17925040.

The previous prime is 22726729. The next prime is 22726763. The reversal of 22726745 is 54762722.

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

It is not a de Polignac number, because 22726745 - 2⁴ = 22726729 is a prime.

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, 31655 + ... + 32364.

It is an arithmetic number, because the mean of its divisors is an integer number (3457080).

Almost surely, 2^22726745 is an apocalyptic number.

It is an amenable number.

22726745 is a deficient number, since it is larger than the sum of its proper divisors (4929895).

22726745 is an equidigital number, since it uses as much as digits as its factorization.

22726745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64095.

The product of its digits is 47040, while the sum is 35.

The square root of 22726745 is about 4767.2575974034. The cubic root of 22726745 is about 283.2559750362.

The spelling of 22726745 in words is "twenty-two million, seven hundred twenty-six thousand, seven hundred forty-five".