22789045 has 16 divisors (see below), whose sum is σ = 28249920. Its totient is φ = 17639424.

The previous prime is 22789033. The next prime is 22789069. The reversal of 22789045 is 54098722.

22789045 is nontrivially palindromic in base 2.

It is a cyclic number.

It is not a de Polignac number, because 22789045 - 2⁹ = 22788533 is a prime.

It is a super-3 number, since 3×22789045³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22788995 and 22789013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19189 + ... + 20341.

It is an arithmetic number, because the mean of its divisors is an integer number (1765620).

Almost surely, 2^22789045 is an apocalyptic number.

It is an amenable number.

22789045 is a deficient number, since it is larger than the sum of its proper divisors (5460875).

22789045 is a wasteful number, since it uses less digits than its factorization.

22789045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 22789045 is about 4773.7872805562. The cubic root of 22789045 is about 283.5145653281.

The spelling of 22789045 in words is "twenty-two million, seven hundred eighty-nine thousand, forty-five".