85761059 has 4 divisors (see below), whose sum is σ = 87167040. Its totient is φ = 84355080.

The previous prime is 85761047. The next prime is 85761083. The reversal of 85761059 is 95016758.

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 85761059 - 2⁸ = 85760803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85761029) 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, 702899 + ... + 703020.

It is an arithmetic number, because the mean of its divisors is an integer number (21791760).

Almost surely, 2^85761059 is an apocalyptic number.

85761059 is a deficient number, since it is larger than the sum of its proper divisors (1405981).

85761059 is a wasteful number, since it uses less digits than its factorization.

85761059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405980.

The product of its (nonzero) digits is 75600, while the sum is 41.

The square root of 85761059 is about 9260.7266993471. The cubic root of 85761059 is about 440.9913237461.

It can be divided in two parts, 857 and 61059, that added together give a palindrome (61916).

The spelling of 85761059 in words is "eighty-five million, seven hundred sixty-one thousand, fifty-nine".