50997589 has 2 divisors, whose sum is σ = 50997590. Its totient is φ = 50997588.

The previous prime is 50997559. The next prime is 50997619. The reversal of 50997589 is 98579905.

It is a balanced prime because it is at equal distance from previous prime (50997559) and next prime (50997619).

It can be written as a sum of positive squares in only one way, i.e., 30140100 + 20857489 = 5490^2 + 4567^2 .

It is a cyclic number.

It is not a de Polignac number, because 50997589 - 2¹³ = 50989397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50997559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25498794 + 25498795.

It is an arithmetic number, because the mean of its divisors is an integer number (25498795).

Almost surely, 2^50997589 is an apocalyptic number.

It is an amenable number.

50997589 is a deficient number, since it is larger than the sum of its proper divisors (1).

50997589 is an equidigital number, since it uses as much as digits as its factorization.

50997589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1020600, while the sum is 52.

The square root of 50997589 is about 7141.2596227836. The cubic root of 50997589 is about 370.8371330279.

The spelling of 50997589 in words is "fifty million, nine hundred ninety-seven thousand, five hundred eighty-nine".