3428138 has 12 divisors (see below), whose sum is σ = 5981922. Its totient is φ = 1469160.

The previous prime is 3428137. The next prime is 3428141. The reversal of 3428138 is 8318243.

It is a happy number.

3428138 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., 2845969 + 582169 = 1687^2 + 763^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3428138.

It is not an unprimeable number, because it can be changed into a prime (3428137) 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 5 ways as a sum of consecutive naturals, for example, 17393 + ... + 17588.

Almost surely, 2^3428138 is an apocalyptic number.

3428138 is a deficient number, since it is larger than the sum of its proper divisors (2553784).

3428138 is a wasteful number, since it uses less digits than its factorization.

3428138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34997 (or 34990 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 3428138 is about 1851.5231567550. The cubic root of 3428138 is about 150.7831338566.

The spelling of 3428138 in words is "three million, four hundred twenty-eight thousand, one hundred thirty-eight".