254625589 has 2 divisors, whose sum is σ = 254625590. Its totient is φ = 254625588.

The previous prime is 254625587. The next prime is 254625629. The reversal of 254625589 is 985526452.

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., 249103089 + 5522500 = 15783^2 + 2350^2 .

It is a cyclic number.

It is not a de Polignac number, because 254625589 - 2¹ = 254625587 is a prime.

Together with 254625587, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254625587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127312794 + 127312795.

It is an arithmetic number, because the mean of its divisors is an integer number (127312795).

Almost surely, 2^254625589 is an apocalyptic number.

It is an amenable number.

254625589 is a deficient number, since it is larger than the sum of its proper divisors (1).

254625589 is an equidigital number, since it uses as much as digits as its factorization.

254625589 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 254625589 is about 15956.9918531031. The cubic root of 254625589 is about 633.8220574570.

The spelling of 254625589 in words is "two hundred fifty-four million, six hundred twenty-five thousand, five hundred eighty-nine".