48649589 has 2 divisors, whose sum is σ = 48649590. Its totient is φ = 48649588.

The previous prime is 48649567. The next prime is 48649591. The reversal of 48649589 is 98594684.

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., 45900625 + 2748964 = 6775^2 + 1658^2 .

It is a cyclic number.

It is not a de Polignac number, because 48649589 - 2²⁰ = 47601013 is a prime.

Together with 48649591, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48649589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48649789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24324794 + 24324795.

It is an arithmetic number, because the mean of its divisors is an integer number (24324795).

Almost surely, 2^48649589 is an apocalyptic number.

It is an amenable number.

48649589 is a deficient number, since it is larger than the sum of its proper divisors (1).

48649589 is an equidigital number, since it uses as much as digits as its factorization.

48649589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2488320, while the sum is 53.

The square root of 48649589 is about 6974.9257343717. The cubic root of 48649589 is about 365.0561970143.

The spelling of 48649589 in words is "forty-eight million, six hundred forty-nine thousand, five hundred eighty-nine".