3390784 has 14 divisors (see below), whose sum is σ = 6728714. Its totient is φ = 1695360.

The previous prime is 3390763. The next prime is 3390787. The reversal of 3390784 is 4870933.

3390784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3385600 + 5184 = 1840^2 + 72^2 .

It is a super-2 number, since 2×3390784² = 22994832269312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3390787) 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 as a sum of consecutive naturals, namely, 26427 + ... + 26554.

Almost surely, 2^3390784 is an apocalyptic number.

It is an amenable number.

3390784 is a deficient number, since it is larger than the sum of its proper divisors (3337930).

3390784 is an equidigital number, since it uses as much as digits as its factorization.

3390784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52993 (or 52983 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 3390784 is about 1841.4081568191. The cubic root of 3390784 is about 150.2334734495.

The spelling of 3390784 in words is "three million, three hundred ninety thousand, seven hundred eighty-four".