844863485 has 16 divisors (see below), whose sum is σ = 1068405120. Its totient is φ = 640094400.

The previous prime is 844863457. The next prime is 844863497. The reversal of 844863485 is 584368448.

It is a happy number.

It is not a de Polignac number, because 844863485 - 2¹⁰ = 844862461 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24755 + ... + 47984.

It is an arithmetic number, because the mean of its divisors is an integer number (66775320).

Almost surely, 2^844863485 is an apocalyptic number.

It is an amenable number.

844863485 is a deficient number, since it is larger than the sum of its proper divisors (223541635).

844863485 is a wasteful number, since it uses less digits than its factorization.

844863485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72868.

The product of its digits is 2949120, while the sum is 50.

The square root of 844863485 is about 29066.5354832667. The cubic root of 844863485 is about 945.3562797209.

The spelling of 844863485 in words is "eight hundred forty-four million, eight hundred sixty-three thousand, four hundred eighty-five".