3821260 has 24 divisors (see below), whose sum is σ = 8497440. Its totient is φ = 1438464.

The previous prime is 3821239. The next prime is 3821263. The reversal of 3821260 is 621283.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3821263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5280 + ... + 5959.

It is an arithmetic number, because the mean of its divisors is an integer number (354060).

Almost surely, 2^3821260 is an apocalyptic number.

It is an amenable number.

3821260 is an abundant number, since it is smaller than the sum of its proper divisors (4676180).

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

3821260 is a wasteful number, since it uses less digits than its factorization.

3821260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11265 (or 11263 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 3821260 is about 1954.8043380349. The cubic root of 3821260 is about 156.3395518652.

The spelling of 3821260 in words is "three million, eight hundred twenty-one thousand, two hundred sixty".