3486643 has 2 divisors, whose sum is σ = 3486644. Its totient is φ = 3486642.

The previous prime is 3486631. The next prime is 3486647. The reversal of 3486643 is 3466843.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3486643 - 2⁵ = 3486611 is a prime.

3486643 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3486599 and 3486608.

It is not a weakly prime, because it can be changed into another prime (3486647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1743321 + 1743322.

It is an arithmetic number, because the mean of its divisors is an integer number (1743322).

Almost surely, 2^3486643 is an apocalyptic number.

3486643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3486643 is an equidigital number, since it uses as much as digits as its factorization.

3486643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 34.

The square root of 3486643 is about 1867.2554726121. The cubic root of 3486643 is about 151.6360608586.

The spelling of 3486643 in words is "three million, four hundred eighty-six thousand, six hundred forty-three".