22748297 has 8 divisors (see below), whose sum is σ = 26725440. Its totient is φ = 19089360.

The previous prime is 22748293. The next prime is 22748321. The reversal of 22748297 is 79284722.

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 22748297 - 2² = 22748293 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22748293) 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, 79397 + ... + 79682.

It is an arithmetic number, because the mean of its divisors is an integer number (3340680).

Almost surely, 2^22748297 is an apocalyptic number.

It is an amenable number.

22748297 is a deficient number, since it is larger than the sum of its proper divisors (3977143).

22748297 is a wasteful number, since it uses less digits than its factorization.

22748297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159103.

The product of its digits is 112896, while the sum is 41.

The square root of 22748297 is about 4769.5174808360. The cubic root of 22748297 is about 283.3454849075.

The spelling of 22748297 in words is "twenty-two million, seven hundred forty-eight thousand, two hundred ninety-seven".