22689748 has 24 divisors (see below), whose sum is σ = 40924800. Its totient is φ = 11002368.

The previous prime is 22689739. The next prime is 22689757. The reversal of 22689748 is 84798622.

It is an interprime number because it is at equal distance from previous prime (22689739) and next prime (22689757).

It is a junction number, because it is equal to n+sod(n) for n = 22689698 and 22689707.

It is a congruent number.

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, 18036 + ... + 19252.

It is an arithmetic number, because the mean of its divisors is an integer number (1705200).

Almost surely, 2^22689748 is an apocalyptic number.

It is an amenable number.

22689748 is a deficient number, since it is larger than the sum of its proper divisors (18235052).

22689748 is a wasteful number, since it uses less digits than its factorization.

22689748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359 (or 1357 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The square root of 22689748 is about 4763.3756937701. The cubic root of 22689748 is about 283.1021868735.

The spelling of 22689748 in words is "twenty-two million, six hundred eighty-nine thousand, seven hundred forty-eight".