3446646 has 32 divisors (see below), whose sum is σ = 7948800. Its totient is φ = 975936.

The previous prime is 3446609. The next prime is 3446659. The reversal of 3446646 is 6466443.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5455 + ... + 6053.

It is an arithmetic number, because the mean of its divisors is an integer number (248400).

Almost surely, 2^3446646 is an apocalyptic number.

3446646 is an abundant number, since it is smaller than the sum of its proper divisors (4502154).

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

3446646 is a wasteful number, since it uses less digits than its factorization.

3446646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748.

The product of its digits is 41472, while the sum is 33.

The square root of 3446646 is about 1856.5144761084. The cubic root of 3446646 is about 151.0539987859.

The spelling of 3446646 in words is "three million, four hundred forty-six thousand, six hundred forty-six".