3843630 has 48 divisors (see below), whose sum is σ = 11422944. Its totient is φ = 878400.

The previous prime is 3843629. The next prime is 3843661. The reversal of 3843630 is 363483.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3843594 and 3843603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2421 + ... + 3680.

It is an arithmetic number, because the mean of its divisors is an integer number (237978).

Almost surely, 2^3843630 is an apocalyptic number.

3843630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3843630 is an abundant number, since it is smaller than the sum of its proper divisors (7579314).

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

3843630 is a wasteful number, since it uses less digits than its factorization.

3843630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6121 (or 6118 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 3843630 is about 1960.5177887487. The cubic root of 3843630 is about 156.6440337508.

The spelling of 3843630 in words is "three million, eight hundred forty-three thousand, six hundred thirty".