3848720 has 20 divisors (see below), whose sum is σ = 8948460. Its totient is φ = 1539456.

The previous prime is 3848717. The next prime is 3848753. The reversal of 3848720 is 278483.

It can be written as a sum of positive squares in 2 ways, for example, as 1763584 + 2085136 = 1328^2 + 1444^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23975 + ... + 24134.

It is an arithmetic number, because the mean of its divisors is an integer number (447423).

Almost surely, 2^3848720 is an apocalyptic number.

It is an amenable number.

3848720 is an abundant number, since it is smaller than the sum of its proper divisors (5099740).

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

3848720 is a wasteful number, since it uses less digits than its factorization.

3848720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48122 (or 48116 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 3848720 is about 1961.8154857172. The cubic root of 3848720 is about 156.7131495290.

The spelling of 3848720 in words is "three million, eight hundred forty-eight thousand, seven hundred twenty".