3889406 has 8 divisors (see below), whose sum is σ = 5851440. Its totient is φ = 1938928.

The previous prime is 3889399. The next prime is 3889411. The reversal of 3889406 is 6049883.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3889406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1991 + ... + 3426.

It is an arithmetic number, because the mean of its divisors is an integer number (731430).

Almost surely, 2^3889406 is an apocalyptic number.

3889406 is a deficient number, since it is larger than the sum of its proper divisors (1962034).

3889406 is a wasteful number, since it uses less digits than its factorization.

3889406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5778.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 3889406 is about 1972.1577016050. The cubic root of 3889406 is about 157.2634359073.

The spelling of 3889406 in words is "three million, eight hundred eighty-nine thousand, four hundred six".