3847390 has 16 divisors (see below), whose sum is σ = 7043760. Its totient is φ = 1512640.

The previous prime is 3847357. The next prime is 3847397. The reversal of 3847390 is 937483.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3847397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2671 + ... + 3850.

It is an arithmetic number, because the mean of its divisors is an integer number (440235).

Almost surely, 2^3847390 is an apocalyptic number.

3847390 is a deficient number, since it is larger than the sum of its proper divisors (3196370).

3847390 is a wasteful number, since it uses less digits than its factorization.

3847390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6587.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 3847390 is about 1961.4764846921. The cubic root of 3847390 is about 156.6950956910.

The spelling of 3847390 in words is "three million, eight hundred forty-seven thousand, three hundred ninety".