4381382 has 4 divisors (see below), whose sum is σ = 6572076. Its totient is φ = 2190690.

The previous prime is 4381379. The next prime is 4381409. The reversal of 4381382 is 2831834.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1095344 + ... + 1095347.

It is an arithmetic number, because the mean of its divisors is an integer number (1643019).

Almost surely, 2^4381382 is an apocalyptic number.

4381382 is a deficient number, since it is larger than the sum of its proper divisors (2190694).

4381382 is a wasteful number, since it uses less digits than its factorization.

4381382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2190693.

The product of its digits is 4608, while the sum is 29.

The square root of 4381382 is about 2093.1751001768. The cubic root of 4381382 is about 163.6328042810.

The spelling of 4381382 in words is "four million, three hundred eighty-one thousand, three hundred eighty-two".