4381072 has 20 divisors (see below), whose sum is σ = 8593200. Its totient is φ = 2163488.

The previous prime is 4381067. The next prime is 4381073. The reversal of 4381072 is 2701834.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (4381073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322 + ... + 2977.

It is an arithmetic number, because the mean of its divisors is an integer number (429660).

Almost surely, 2^4381072 is an apocalyptic number.

It is an amenable number.

4381072 is a deficient number, since it is larger than the sum of its proper divisors (4212128).

4381072 is a wasteful number, since it uses less digits than its factorization.

4381072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3390 (or 3384 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 4381072 is about 2093.1010486835. The cubic root of 4381072 is about 163.6289449686.

The spelling of 4381072 in words is "four million, three hundred eighty-one thousand, seventy-two".