3866260 has 24 divisors (see below), whose sum is σ = 8225280. Its totient is φ = 1526304.

The previous prime is 3866243. The next prime is 3866263. The reversal of 3866260 is 626683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3866263) 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, 357 + ... + 2803.

It is an arithmetic number, because the mean of its divisors is an integer number (342720).

Almost surely, 2^3866260 is an apocalyptic number.

It is an amenable number.

3866260 is an abundant number, since it is smaller than the sum of its proper divisors (4359020).

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

3866260 is a wasteful number, since it uses less digits than its factorization.

3866260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535 (or 2533 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 3866260 is about 1966.2807530971. The cubic root of 3866260 is about 156.9508548357.

The spelling of 3866260 in words is "three million, eight hundred sixty-six thousand, two hundred sixty".