3868744 has 16 divisors (see below), whose sum is σ = 7913520. Its totient is φ = 1758480.

The previous prime is 3868729. The next prime is 3868751. The reversal of 3868744 is 4478683.

It is a junction number, because it is equal to n+sod(n) for n = 3868697 and 3868706.

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, 21894 + ... + 22069.

It is an arithmetic number, because the mean of its divisors is an integer number (494595).

Almost surely, 2^3868744 is an apocalyptic number.

It is an amenable number.

3868744 is an abundant number, since it is smaller than the sum of its proper divisors (4044776).

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

3868744 is a wasteful number, since it uses less digits than its factorization.

3868744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43980 (or 43976 counting only the distinct ones).

The product of its digits is 129024, while the sum is 40.

The square root of 3868744 is about 1966.9123010445. The cubic root of 3868744 is about 156.9844603062.

The spelling of 3868744 in words is "three million, eight hundred sixty-eight thousand, seven hundred forty-four".