3378656 has 24 divisors (see below), whose sum is σ = 7003080. Its totient is φ = 1600128.

The previous prime is 3378649. The next prime is 3378667. The reversal of 3378656 is 6568733.

3378656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3378656² = 22830632732672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

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, 2171 + ... + 3386.

It is an arithmetic number, because the mean of its divisors is an integer number (291795).

Almost surely, 2^3378656 is an apocalyptic number.

It is an amenable number.

3378656 is an abundant number, since it is smaller than the sum of its proper divisors (3624424).

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

3378656 is a wasteful number, since it uses less digits than its factorization.

3378656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5586 (or 5578 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 3378656 is about 1838.1120749291. The cubic root of 3378656 is about 150.0541434172.

The spelling of 3378656 in words is "three million, three hundred seventy-eight thousand, six hundred fifty-six".