4381864 has 16 divisors (see below), whose sum is σ = 8294400. Its totient is φ = 2170032.

The previous prime is 4381859. The next prime is 4381877. The reversal of 4381864 is 4681834.

It is a super-2 number, since 2×4381864² = 38401464228992, which contains 22 as substring.

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, 1704 + ... + 3415.

It is an arithmetic number, because the mean of its divisors is an integer number (518400).

Almost surely, 2^4381864 is an apocalyptic number.

It is an amenable number.

4381864 is a deficient number, since it is larger than the sum of its proper divisors (3912536).

4381864 is a wasteful number, since it uses less digits than its factorization.

4381864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5232 (or 5228 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 4381864 is about 2093.2902331019. The cubic root of 4381864 is about 163.6388045278.

The spelling of 4381864 in words is "four million, three hundred eighty-one thousand, eight hundred sixty-four".