2366881 has 12 divisors (see below), whose sum is σ = 2689792. Its totient is φ = 2079000.

The previous prime is 2366867. The next prime is 2366933. The reversal of 2366881 is 1886632.

It is not a de Polignac number, because 2366881 - 2⁹ = 2366369 is a prime.

It is a super-2 number, since 2×2366881² = 11204251336322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2366801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3436 + ... + 4066.

2^2366881 is an apocalyptic number.

It is an amenable number.

2366881 is a deficient number, since it is larger than the sum of its proper divisors (322911).

2366881 is a wasteful number, since it uses less digits than its factorization.

2366881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684 (or 673 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 2366881 is about 1538.4670942207. The cubic root of 2366881 is about 133.2678755087.

Subtracting from 2366881 its reverse (1886632), we obtain a square (480249 = 693²).

It can be divided in two parts, 236 and 6881, that added together give a palindrome (7117).

The spelling of 2366881 in words is "two million, three hundred sixty-six thousand, eight hundred eighty-one".