53398589 has 2 divisors, whose sum is σ = 53398590. Its totient is φ = 53398588.

The previous prime is 53398577. The next prime is 53398619. The reversal of 53398589 is 98589335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48372025 + 5026564 = 6955^2 + 2242^2 .

It is a cyclic number.

It is not a de Polignac number, because 53398589 - 2¹⁶ = 53333053 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53398519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26699294 + 26699295.

It is an arithmetic number, because the mean of its divisors is an integer number (26699295).

Almost surely, 2^53398589 is an apocalyptic number.

It is an amenable number.

53398589 is a deficient number, since it is larger than the sum of its proper divisors (1).

53398589 is an equidigital number, since it uses as much as digits as its factorization.

53398589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1166400, while the sum is 50.

The square root of 53398589 is about 7307.4338176955. The cubic root of 53398589 is about 376.5678688157.

The spelling of 53398589 in words is "fifty-three million, three hundred ninety-eight thousand, five hundred eighty-nine".