22336789 has 8 divisors (see below), whose sum is σ = 23008088. Its totient is φ = 21669120.

The previous prime is 22336777. The next prime is 22336801. The reversal of 22336789 is 98763322.

It is an interprime number because it is at equal distance from previous prime (22336777) and next prime (22336801).

It can be written as a sum of positive squares in 4 ways, for example, as 17363889 + 4972900 = 4167^2 + 2230^2 .

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 22336789 - 2⁹ = 22336277 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22336729) 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, 16249 + ... + 17569.

It is an arithmetic number, because the mean of its divisors is an integer number (2876011).

Almost surely, 2^22336789 is an apocalyptic number.

It is an amenable number.

22336789 is a deficient number, since it is larger than the sum of its proper divisors (671299).

22336789 is a wasteful number, since it uses less digits than its factorization.

22336789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1815.

The product of its digits is 108864, while the sum is 40.

The square root of 22336789 is about 4726.1812280106. The cubic root of 22336789 is about 281.6265406623.

The spelling of 22336789 in words is "twenty-two million, three hundred thirty-six thousand, seven hundred eighty-nine".