3804420 has 48 divisors (see below), whose sum is σ = 10745280. Its totient is φ = 1005696.

The previous prime is 3804419. The next prime is 3804421. The reversal of 3804420 is 244083.

It is a happy number.

3804420 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3804419) and next prime (3804421).

It is a super-2 number, since 2×3804420² = 28947223072800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3804421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9586 + ... + 9974.

It is an arithmetic number, because the mean of its divisors is an integer number (223860).

Almost surely, 2^3804420 is an apocalyptic number.

3804420 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 3804420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5372640).

3804420 is an abundant number, since it is smaller than the sum of its proper divisors (6940860).

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

3804420 is a wasteful number, since it uses less digits than its factorization.

3804420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564 (or 562 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 3804420 is about 1950.4922455626. The cubic root of 3804420 is about 156.1095548655.

It can be divided in two parts, 3804 and 420, that added together give a palindrome (4224).

The spelling of 3804420 in words is "three million, eight hundred four thousand, four hundred twenty".