3683431 has 2 divisors, whose sum is σ = 3683432. Its totient is φ = 3683430.

The previous prime is 3683413. The next prime is 3683453. The reversal of 3683431 is 1343863.

3683431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (3683413) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (1343863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3683431 - 2¹⁵ = 3650663 is a prime.

It is a super-2 number, since 2×3683431² = 27135327863522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3683431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3683401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1841715 + 1841716.

It is an arithmetic number, because the mean of its divisors is an integer number (1841716).

Almost surely, 2^3683431 is an apocalyptic number.

3683431 is a deficient number, since it is larger than the sum of its proper divisors (1).

3683431 is an equidigital number, since it uses as much as digits as its factorization.

3683431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 28.

The square root of 3683431 is about 1919.2266671761. The cubic root of 3683431 is about 154.4368184945.

It can be divided in two parts, 3683 and 431, that added together give a palindrome (4114).

The spelling of 3683431 in words is "three million, six hundred eighty-three thousand, four hundred thirty-one".