89850539 has 2 divisors, whose sum is σ = 89850540. Its totient is φ = 89850538.

The previous prime is 89850503. The next prime is 89850577. The reversal of 89850539 is 93505898.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89850539 - 2¹² = 89846443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89850493 and 89850502.

It is not a weakly prime, because it can be changed into another prime (89856539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44925269 + 44925270.

It is an arithmetic number, because the mean of its divisors is an integer number (44925270).

Almost surely, 2^89850539 is an apocalyptic number.

89850539 is a deficient number, since it is larger than the sum of its proper divisors (1).

89850539 is an equidigital number, since it uses as much as digits as its factorization.

89850539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 47.

The square root of 89850539 is about 9478.9524210221. The cubic root of 89850539 is about 447.8922648970.

The spelling of 89850539 in words is "eighty-nine million, eight hundred fifty thousand, five hundred thirty-nine".