85459343 has 4 divisors (see below), whose sum is σ = 88216128. Its totient is φ = 82702560.

The previous prime is 85459327. The next prime is 85459351. The reversal of 85459343 is 34395458.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85459343 - 2⁴ = 85459327 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85459343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85459303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1378346 + ... + 1378407.

It is an arithmetic number, because the mean of its divisors is an integer number (22054032).

Almost surely, 2^85459343 is an apocalyptic number.

85459343 is a deficient number, since it is larger than the sum of its proper divisors (2756785).

85459343 is a wasteful number, since it uses less digits than its factorization.

85459343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756784.

The product of its digits is 259200, while the sum is 41.

The square root of 85459343 is about 9244.4222642629. The cubic root of 85459343 is about 440.4735655387.

The spelling of 85459343 in words is "eighty-five million, four hundred fifty-nine thousand, three hundred forty-three".