425652589 has 2 divisors, whose sum is σ = 425652590. Its totient is φ = 425652588.

The previous prime is 425652569. The next prime is 425652653. The reversal of 425652589 is 985256524.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275394025 + 150258564 = 16595^2 + 12258^2 .

It is a cyclic number.

It is not a de Polignac number, because 425652589 - 2¹¹ = 425650541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425652509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212826294 + 212826295.

It is an arithmetic number, because the mean of its divisors is an integer number (212826295).

Almost surely, 2^425652589 is an apocalyptic number.

It is an amenable number.

425652589 is a deficient number, since it is larger than the sum of its proper divisors (1).

425652589 is an equidigital number, since it uses as much as digits as its factorization.

425652589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864000, while the sum is 46.

The square root of 425652589 is about 20631.3496650122. The cubic root of 425652589 is about 752.2319226987.

It can be divided in two parts, 42565 and 2589, that added together give a palindrome (45154).

The spelling of 425652589 in words is "four hundred twenty-five million, six hundred fifty-two thousand, five hundred eighty-nine".