5785866 has 24 divisors (see below), whose sum is σ = 12639744. Its totient is φ = 1912680.

The previous prime is 5785859. The next prime is 5785873. The reversal of 5785866 is 6685875.

It is an interprime number because it is at equal distance from previous prime (5785859) and next prime (5785873).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1021 + ... + 3551.

It is an arithmetic number, because the mean of its divisors is an integer number (526656).

Almost surely, 2^5785866 is an apocalyptic number.

5785866 is an abundant number, since it is smaller than the sum of its proper divisors (6853878).

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

5785866 is a wasteful number, since it uses less digits than its factorization.

5785866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666 (or 2663 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The square root of 5785866 is about 2405.3827138316. The cubic root of 5785866 is about 179.5241133229.

Subtracting 5785866 from its reverse (6685875), we obtain a palindrome (900009).

The spelling of 5785866 in words is "five million, seven hundred eighty-five thousand, eight hundred sixty-six".