3279661 has 16 divisors (see below), whose sum is σ = 4128768. Its totient is φ = 2530800.

The previous prime is 3279641. The next prime is 3279673. The reversal of 3279661 is 1669723.

It is a cyclic number.

It is not a de Polignac number, because 3279661 - 2¹¹ = 3277613 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3279641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14596 + ... + 14818.

It is an arithmetic number, because the mean of its divisors is an integer number (258048).

Almost surely, 2^3279661 is an apocalyptic number.

It is an amenable number.

3279661 is a deficient number, since it is larger than the sum of its proper divisors (849107).

3279661 is a wasteful number, since it uses less digits than its factorization.

3279661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432.

The product of its digits is 13608, while the sum is 34.

The square root of 3279661 is about 1810.9834344908. The cubic root of 3279661 is about 148.5740579187.

The spelling of 3279661 in words is "three million, two hundred seventy-nine thousand, six hundred sixty-one".