3290605 has 8 divisors (see below), whose sum is σ = 4181112. Its totient is φ = 2477568.

The previous prime is 3290593. The next prime is 3290641. The reversal of 3290605 is 5060923.

It can be written as a sum of positive squares in 4 ways, for example, as 1179396 + 2111209 = 1086^2 + 1453^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3290605 - 2⁹ = 3290093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3290605.

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 7 ways as a sum of consecutive naturals, for example, 19272 + ... + 19441.

It is an arithmetic number, because the mean of its divisors is an integer number (522639).

Almost surely, 2^3290605 is an apocalyptic number.

It is an amenable number.

3290605 is a deficient number, since it is larger than the sum of its proper divisors (890507).

3290605 is a wasteful number, since it uses less digits than its factorization.

3290605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38735.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 3290605 is about 1814.0024807039. The cubic root of 3290605 is about 148.7391348607.

The spelling of 3290605 in words is "three million, two hundred ninety thousand, six hundred five".