3839740 has 24 divisors (see below), whose sum is σ = 8139600. Its totient is φ = 1521408.

The previous prime is 3839713. The next prime is 3839747. The reversal of 3839740 is 479383.

It is a junction number, because it is equal to n+sod(n) for n = 3839696 and 3839705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3839747) 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, 1411 + ... + 3109.

It is an arithmetic number, because the mean of its divisors is an integer number (339150).

Almost surely, 2^3839740 is an apocalyptic number.

It is an amenable number.

3839740 is an abundant number, since it is smaller than the sum of its proper divisors (4299860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3839740 is a wasteful number, since it uses less digits than its factorization.

3839740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821 (or 1819 counting only the distinct ones).

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

The square root of 3839740 is about 1959.5254527564. The cubic root of 3839740 is about 156.5911713115.

The spelling of 3839740 in words is "three million, eight hundred thirty-nine thousand, seven hundred forty".