3438678 has 16 divisors (see below), whose sum is σ = 6905520. Its totient is φ = 1141536.

The previous prime is 3438671. The next prime is 3438679. The reversal of 3438678 is 8768343.

3438678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3438671) 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 7 ways as a sum of consecutive naturals, for example, 628 + ... + 2696.

It is an arithmetic number, because the mean of its divisors is an integer number (431595).

Almost surely, 2^3438678 is an apocalyptic number.

3438678 is an abundant number, since it is smaller than the sum of its proper divisors (3466842).

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

3438678 is a wasteful number, since it uses less digits than its factorization.

3438678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2351.

The product of its digits is 96768, while the sum is 39.

The square root of 3438678 is about 1854.3672775370. The cubic root of 3438678 is about 150.9375061190.

The spelling of 3438678 in words is "three million, four hundred thirty-eight thousand, six hundred seventy-eight".