3438667 has 8 divisors (see below), whose sum is σ = 3544640. Its totient is φ = 3333960.

The previous prime is 3438649. The next prime is 3438671. The reversal of 3438667 is 7668343.

It is a happy number.

3438667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3438667 is a prime.

It is a Duffinian number.

3438667 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3438637) 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, 8884 + ... + 9262.

It is an arithmetic number, because the mean of its divisors is an integer number (443080).

Almost surely, 2^3438667 is an apocalyptic number.

3438667 is a deficient number, since it is larger than the sum of its proper divisors (105973).

3438667 is a wasteful number, since it uses less digits than its factorization.

3438667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633.

The product of its digits is 72576, while the sum is 37.

The square root of 3438667 is about 1854.3643115634. The cubic root of 3438667 is about 150.9373451740.

It can be divided in two parts, 34386 and 67, that added together give a triangular number (34453 = T₂₆₂).

The spelling of 3438667 in words is "three million, four hundred thirty-eight thousand, six hundred sixty-seven".