85844486 has 16 divisors (see below), whose sum is σ = 158482464. Its totient is φ = 33960384.

The previous prime is 85844453. The next prime is 85844491. The reversal of 85844486 is 68444858.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 85844486.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235655 + ... + 236018.

It is an arithmetic number, because the mean of its divisors is an integer number (9905154).

Almost surely, 2^85844486 is an apocalyptic number.

85844486 is a deficient number, since it is larger than the sum of its proper divisors (72637978).

85844486 is a wasteful number, since it uses less digits than its factorization.

85844486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471695.

The product of its digits is 983040, while the sum is 47.

The square root of 85844486 is about 9265.2299485766. The cubic root of 85844486 is about 441.1342738615.

The spelling of 85844486 in words is "eighty-five million, eight hundred forty-four thousand, four hundred eighty-six".