85597934 has 4 divisors (see below), whose sum is σ = 128396904. Its totient is φ = 42798966.

The previous prime is 85597933. The next prime is 85597943. The reversal of 85597934 is 43979558.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85597933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21399482 + ... + 21399485.

It is an arithmetic number, because the mean of its divisors is an integer number (32099226).

Almost surely, 2^85597934 is an apocalyptic number.

85597934 is a deficient number, since it is larger than the sum of its proper divisors (42798970).

85597934 is a wasteful number, since it uses less digits than its factorization.

85597934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42798969.

The product of its digits is 1360800, while the sum is 50.

The square root of 85597934 is about 9251.9151530913. The cubic root of 85597934 is about 440.7115449874.

It can be divided in two parts, 855 and 97934, that added together give a palindrome (98789).

The spelling of 85597934 in words is "eighty-five million, five hundred ninety-seven thousand, nine hundred thirty-four".