22836347689 has 9 divisors (see below), whose sum is σ = 22954982373. Its totient is φ = 22718325312.

The previous prime is 22836347657. The next prime is 22836347701. The reversal of 22836347689 is 98674363822.

The square root of 22836347689 is 151117.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 905107225 + 21931240464 = 30085^2 + 148092^2 .

It is not a de Polignac number, because 22836347689 - 2⁵ = 22836347657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22836347489) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 52739617 + ... + 52740049.

It is an arithmetic number, because the mean of its divisors is an integer number (2550553597).

Almost surely, 2^22836347689 is an apocalyptic number.

22836347689 is the 151117-th square number.

22836347689 is the 75559-th centered octagonal number.

It is an amenable number.

22836347689 is a deficient number, since it is larger than the sum of its proper divisors (118634684).

22836347689 is an frugal number, since it uses more digits than its factorization.

22836347689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564 (or 782 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 58.

The spelling of 22836347689 in words is "twenty-two billion, eight hundred thirty-six million, three hundred forty-seven thousand, six hundred eighty-nine".