3863140 has 24 divisors (see below), whose sum is σ = 8157240. Its totient is φ = 1536768.

The previous prime is 3863107. The next prime is 3863173. The reversal of 3863140 is 413683.

It is an interprime number because it is at equal distance from previous prime (3863107) and next prime (3863173).

It can be written as a sum of positive squares in 4 ways, for example, as 153664 + 3709476 = 392^2 + 1926^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4246 + ... + 5074.

It is an arithmetic number, because the mean of its divisors is an integer number (339885).

Almost surely, 2^3863140 is an apocalyptic number.

It is an amenable number.

3863140 is an abundant number, since it is smaller than the sum of its proper divisors (4294100).

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

3863140 is a wasteful number, since it uses less digits than its factorization.

3863140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071 (or 1069 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3863140 is about 1965.4872169516. The cubic root of 3863140 is about 156.9086246659.

The spelling of 3863140 in words is "three million, eight hundred sixty-three thousand, one hundred forty".