85825115 has 16 divisors (see below), whose sum is σ = 104569920. Its totient is φ = 67614720.

The previous prime is 85825111. The next prime is 85825153. The reversal of 85825115 is 51152858.

It is not a de Polignac number, because 85825115 - 2² = 85825111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85825111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150551 + ... + 151119.

It is an arithmetic number, because the mean of its divisors is an integer number (6535620).

Almost surely, 2^85825115 is an apocalyptic number.

85825115 is a deficient number, since it is larger than the sum of its proper divisors (18744805).

85825115 is a wasteful number, since it uses less digits than its factorization.

85825115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982.

The product of its digits is 16000, while the sum is 35.

The square root of 85825115 is about 9264.1845296820. The cubic root of 85825115 is about 441.1010903874.

The spelling of 85825115 in words is "eighty-five million, eight hundred twenty-five thousand, one hundred fifteen".