3408638 has 16 divisors (see below), whose sum is σ = 5418240. Its totient is φ = 1603800.

The previous prime is 3408599. The next prime is 3408641. The reversal of 3408638 is 8368043.

3408638 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 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 7 ways as a sum of consecutive naturals, for example, 10133 + ... + 10463.

It is an arithmetic number, because the mean of its divisors is an integer number (338640).

Almost surely, 2^3408638 is an apocalyptic number.

3408638 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3408638 is a deficient number, since it is larger than the sum of its proper divisors (2009602).

3408638 is a wasteful number, since it uses less digits than its factorization.

3408638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 3408638 is about 1846.2497122545. The cubic root of 3408638 is about 150.4966942244.

The spelling of 3408638 in words is "three million, four hundred eight thousand, six hundred thirty-eight".