4525289 has 2 divisors, whose sum is σ = 4525290. Its totient is φ = 4525288.

The previous prime is 4525259. The next prime is 4525291. The reversal of 4525289 is 9825254.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4080400 + 444889 = 2020^2 + 667^2 .

It is a cyclic number.

It is not a de Polignac number, because 4525289 - 2⁸ = 4525033 is a prime.

Together with 4525291, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4525219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2262644 + 2262645.

It is an arithmetic number, because the mean of its divisors is an integer number (2262645).

Almost surely, 2^4525289 is an apocalyptic number.

It is an amenable number.

4525289 is a deficient number, since it is larger than the sum of its proper divisors (1).

4525289 is an equidigital number, since it uses as much as digits as its factorization.

4525289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 35.

The square root of 4525289 is about 2127.2726670552. The cubic root of 4525289 is about 165.4050531967.

Subtracting from 4525289 its sum of digits (35), we obtain a palindrome (4525254).

The spelling of 4525289 in words is "four million, five hundred twenty-five thousand, two hundred eighty-nine".