3290646 has 8 divisors (see below), whose sum is σ = 6581304. Its totient is φ = 1096880.

The previous prime is 3290641. The next prime is 3290647. The reversal of 3290646 is 6460923.

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

3290646 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3290641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274215 + ... + 274226.

It is an arithmetic number, because the mean of its divisors is an integer number (822663).

Almost surely, 2^3290646 is an apocalyptic number.

3290646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3290646 is a wasteful number, since it uses less digits than its factorization.

3290646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548446.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 3290646 is about 1814.0137816456. The cubic root of 3290646 is about 148.7397526072.

The spelling of 3290646 in words is "three million, two hundred ninety thousand, six hundred forty-six".