85043835 has 24 divisors (see below), whose sum is σ = 148060224. Its totient is φ = 45156480.

The previous prime is 85043831. The next prime is 85043851. The reversal of 85043835 is 53834058.

It is not a de Polignac number, because 85043835 - 2² = 85043831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85043835.

It is not an unprimeable number, because it can be changed into a prime (85043831) 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, 6430 + ... + 14540.

It is an arithmetic number, because the mean of its divisors is an integer number (6169176).

Almost surely, 2^85043835 is an apocalyptic number.

85043835 is a deficient number, since it is larger than the sum of its proper divisors (63016389).

85043835 is a wasteful number, since it uses less digits than its factorization.

85043835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8355 (or 8352 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 85043835 is about 9221.9214375313. The cubic root of 85043835 is about 439.7585365910.

The spelling of 85043835 in words is "eighty-five million, forty-three thousand, eight hundred thirty-five".