3446681 has 8 divisors (see below), whose sum is σ = 3998400. Its totient is φ = 2909808.

The previous prime is 3446671. The next prime is 3446687. The reversal of 3446681 is 1866443.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3446681 is a prime.

It is a super-2 number, since 2×3446681² = 23759219831522, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3446687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3206 + ... + 4143.

It is an arithmetic number, because the mean of its divisors is an integer number (499800).

Almost surely, 2^3446681 is an apocalyptic number.

It is an amenable number.

3446681 is a deficient number, since it is larger than the sum of its proper divisors (551719).

3446681 is an equidigital number, since it uses as much as digits as its factorization.

3446681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7423.

The product of its digits is 13824, while the sum is 32.

The square root of 3446681 is about 1856.5239023508. The cubic root of 3446681 is about 151.0545100919.

The spelling of 3446681 in words is "three million, four hundred forty-six thousand, six hundred eighty-one".