3486646 has 8 divisors (see below), whose sum is σ = 5239080. Its totient is φ = 1740288.

The previous prime is 3486643. The next prime is 3486647. The reversal of 3486646 is 6466843.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3486643) 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 in 3 ways as a sum of consecutive naturals, for example, 405 + ... + 2671.

It is an arithmetic number, because the mean of its divisors is an integer number (654885).

Almost surely, 2^3486646 is an apocalyptic number.

3486646 is a deficient number, since it is larger than the sum of its proper divisors (1752434).

3486646 is a wasteful number, since it uses less digits than its factorization.

3486646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3038.

The product of its digits is 82944, while the sum is 37.

The square root of 3486646 is about 1867.2562759300. The cubic root of 3486646 is about 151.6361043491.

The spelling of 3486646 in words is "three million, four hundred eighty-six thousand, six hundred forty-six".