8537839 has 2 divisors, whose sum is σ = 8537840. Its totient is φ = 8537838.

The previous prime is 8537801. The next prime is 8537857. The reversal of 8537839 is 9387358.

It is a happy number.

8537839 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8537839 - 2¹⁵ = 8505071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8537795 and 8537804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8537239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4268919 + 4268920.

It is an arithmetic number, because the mean of its divisors is an integer number (4268920).

Almost surely, 2^8537839 is an apocalyptic number.

8537839 is a deficient number, since it is larger than the sum of its proper divisors (1).

8537839 is an equidigital number, since it uses as much as digits as its factorization.

8537839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 8537839 is about 2921.9580763591. The cubic root of 8537839 is about 204.3851416315.

The spelling of 8537839 in words is "eight million, five hundred thirty-seven thousand, eight hundred thirty-nine".