3806390 has 16 divisors (see below), whose sum is σ = 7830432. Its totient is φ = 1305024.

The previous prime is 3806347. The next prime is 3806423. The reversal of 3806390 is 936083.

3806390 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, 27119 + ... + 27258.

It is an arithmetic number, because the mean of its divisors is an integer number (489402).

Almost surely, 2^3806390 is an apocalyptic number.

3806390 is an abundant number, since it is smaller than the sum of its proper divisors (4024042).

3806390 is a wasteful number, since it uses less digits than its factorization.

3806390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54391.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 3806390 is about 1950.9971809308. The cubic root of 3806390 is about 156.1364957007.

The spelling of 3806390 in words is "three million, eight hundred six thousand, three hundred ninety".