3803940 has 72 divisors (see below), whose sum is σ = 13191360. Its totient is φ = 869184.

The previous prime is 3803923. The next prime is 3803941. The reversal of 3803940 is 493083.

It is not an unprimeable number, because it can be changed into a prime (3803941) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 250 + ... + 2769.

Almost surely, 2^3803940 is an apocalyptic number.

3803940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3803940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6595680).

3803940 is an abundant number, since it is smaller than the sum of its proper divisors (9387420).

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

3803940 is a wasteful number, since it uses less digits than its factorization.

3803940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3041 (or 3036 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 3803940 is about 1950.3691958191. The cubic root of 3803940 is about 156.1029891921.

The spelling of 3803940 in words is "three million, eight hundred three thousand, nine hundred forty".