3849520 has 20 divisors (see below), whose sum is σ = 8950320. Its totient is φ = 1539776.

The previous prime is 3849511. The next prime is 3849523. The reversal of 3849520 is 259483.

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

It is not an unprimeable number, because it can be changed into a prime (3849523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23980 + ... + 24139.

It is an arithmetic number, because the mean of its divisors is an integer number (447516).

Almost surely, 2^3849520 is an apocalyptic number.

It is an amenable number.

3849520 is an abundant number, since it is smaller than the sum of its proper divisors (5100800).

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

3849520 is a wasteful number, since it uses less digits than its factorization.

3849520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48132 (or 48126 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 3849520 is about 1962.0193678962. The cubic root of 3849520 is about 156.7240069772.

The spelling of 3849520 in words is "three million, eight hundred forty-nine thousand, five hundred twenty".