2235528289 has 2 divisors, whose sum is σ = 2235528290. Its totient is φ = 2235528288.

The previous prime is 2235528227. The next prime is 2235528301. The reversal of 2235528289 is 9828255322.

2235528289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1731974689 + 503553600 = 41617^2 + 22440^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2235528289 is a prime.

It is not a weakly prime, because it can be changed into another prime (2235528989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1117764144 + 1117764145.

It is an arithmetic number, because the mean of its divisors is an integer number (1117764145).

Almost surely, 2^2235528289 is an apocalyptic number.

It is an amenable number.

2235528289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2235528289 is an equidigital number, since it uses as much as digits as its factorization.

2235528289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 691200, while the sum is 46.

The square root of 2235528289 is about 47281.3735946831. The cubic root of 2235528289 is about 1307.5552736304. Note that the first 3 decimals are identical.

The spelling of 2235528289 in words is "two billion, two hundred thirty-five million, five hundred twenty-eight thousand, two hundred eighty-nine".