83825859 has 24 divisors (see below), whose sum is σ = 122299632. Its totient is φ = 51043200.

The previous prime is 83825837. The next prime is 83825867. The reversal of 83825859 is 95852838.

It is not a de Polignac number, because 83825859 - 2⁸ = 83825603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83825809) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50389 + ... + 52025.

It is an arithmetic number, because the mean of its divisors is an integer number (5095818).

Almost surely, 2^83825859 is an apocalyptic number.

83825859 is a deficient number, since it is larger than the sum of its proper divisors (38473773).

83825859 is a wasteful number, since it uses less digits than its factorization.

83825859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1767 (or 1754 counting only the distinct ones).

The product of its digits is 691200, while the sum is 48.

The square root of 83825859 is about 9155.6462906777. The cubic root of 83825859 is about 437.6490641985.

It can be divided in two parts, 8382 and 5859, that added together give a palindrome (14241).

The spelling of 83825859 in words is "eighty-three million, eight hundred twenty-five thousand, eight hundred fifty-nine".