5705985 has 16 divisors (see below), whose sum is σ = 9610560. Its totient is φ = 2882880.

The previous prime is 5705981. The next prime is 5706013. The reversal of 5705985 is 5895075.

It is not a de Polignac number, because 5705985 - 2² = 5705981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5705981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9726 + ... + 10295.

It is an arithmetic number, because the mean of its divisors is an integer number (600660).

Almost surely, 2^5705985 is an apocalyptic number.

It is an amenable number.

5705985 is a deficient number, since it is larger than the sum of its proper divisors (3904575).

5705985 is a wasteful number, since it uses less digits than its factorization.

5705985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20048.

The product of its (nonzero) digits is 63000, while the sum is 39.

The square root of 5705985 is about 2388.7203687330. The cubic root of 5705985 is about 178.6940979608.

It can be divided in two parts, 570 and 5985, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 5705985 in words is "five million, seven hundred five thousand, nine hundred eighty-five".