85899382 has 4 divisors (see below), whose sum is σ = 128849076. Its totient is φ = 42949690.

The previous prime is 85899367. The next prime is 85899383. The reversal of 85899382 is 28399858.

It is a happy number.

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 (85899383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21474844 + ... + 21474847.

It is an arithmetic number, because the mean of its divisors is an integer number (32212269).

Almost surely, 2^85899382 is an apocalyptic number.

85899382 is a deficient number, since it is larger than the sum of its proper divisors (42949694).

85899382 is a wasteful number, since it uses less digits than its factorization.

85899382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42949693.

The product of its digits is 1244160, while the sum is 52.

The square root of 85899382 is about 9268.1919488107. The cubic root of 85899382 is about 441.2282862944.

It can be divided in two parts, 8589 and 9382, that added together give a palindrome (17971).

The spelling of 85899382 in words is "eighty-five million, eight hundred ninety-nine thousand, three hundred eighty-two".