3290345 has 4 divisors (see below), whose sum is σ = 3948420. Its totient is φ = 2632272.

The previous prime is 3290341. The next prime is 3290347. The reversal of 3290345 is 5430923.

3290345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 369664 + 2920681 = 608^2 + 1709^2 .

It is a cyclic number.

It is not a de Polignac number, because 3290345 - 2² = 3290341 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3290341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329030 + ... + 329039.

It is an arithmetic number, because the mean of its divisors is an integer number (987105).

Almost surely, 2^3290345 is an apocalyptic number.

It is an amenable number.

3290345 is a deficient number, since it is larger than the sum of its proper divisors (658075).

3290345 is an equidigital number, since it uses as much as digits as its factorization.

3290345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658074.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 3290345 is about 1813.9308145572. The cubic root of 3290345 is about 148.7352173244.

The spelling of 3290345 in words is "three million, two hundred ninety thousand, three hundred forty-five".