85844370 has 16 divisors (see below), whose sum is σ = 206026560. Its totient is φ = 22891824.

The previous prime is 85844359. The next prime is 85844387. The reversal of 85844370 is 7344858.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1430710 + ... + 1430769.

It is an arithmetic number, because the mean of its divisors is an integer number (12876660).

Almost surely, 2^85844370 is an apocalyptic number.

85844370 is an abundant number, since it is smaller than the sum of its proper divisors (120182190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85844370 is a wasteful number, since it uses less digits than its factorization.

85844370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2861489.

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 85844370 is about 9265.2236886111. The cubic root of 85844370 is about 441.1340751627.

The spelling of 85844370 in words is "eighty-five million, eight hundred forty-four thousand, three hundred seventy".