2233928989 has 2 divisors, whose sum is σ = 2233928990. Its totient is φ = 2233928988.

The previous prime is 2233928929. The next prime is 2233928999. The reversal of 2233928989 is 9898293322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2215584900 + 18344089 = 47070^2 + 4283^2 .

It is a cyclic number.

It is not a de Polignac number, because 2233928989 - 2¹¹ = 2233926941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2233928929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1116964494 + 1116964495.

It is an arithmetic number, because the mean of its divisors is an integer number (1116964495).

Almost surely, 2^2233928989 is an apocalyptic number.

It is an amenable number.

2233928989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2233928989 is an equidigital number, since it uses as much as digits as its factorization.

2233928989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3359232, while the sum is 55.

The square root of 2233928989 is about 47264.4579890640. The cubic root of 2233928989 is about 1307.2433903001.

The spelling of 2233928989 in words is "two billion, two hundred thirty-three million, nine hundred twenty-eight thousand, nine hundred eighty-nine".