22748798 has 4 divisors (see below), whose sum is σ = 34123200. Its totient is φ = 11374398.

The previous prime is 22748797. The next prime is 22748801. The reversal of 22748798 is 89784722.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22748797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5687198 + ... + 5687201.

It is an arithmetic number, because the mean of its divisors is an integer number (8530800).

Almost surely, 2^22748798 is an apocalyptic number.

22748798 is a deficient number, since it is larger than the sum of its proper divisors (11374402).

22748798 is a wasteful number, since it uses less digits than its factorization.

22748798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11374401.

The product of its digits is 451584, while the sum is 47.

The square root of 22748798 is about 4769.5700015830. The cubic root of 22748798 is about 283.3475649906.

The spelling of 22748798 in words is "twenty-two million, seven hundred forty-eight thousand, seven hundred ninety-eight".