4013382 has 16 divisors (see below), whose sum is σ = 8124480. Its totient is φ = 1321512.

The previous prime is 4013369. The next prime is 4013407. The reversal of 4013382 is 2833104.

It is a happy number.

It is a super-2 number, since 2×4013382² = 32214470155848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3532 + ... + 4527.

It is an arithmetic number, because the mean of its divisors is an integer number (507780).

Almost surely, 2^4013382 is an apocalyptic number.

4013382 is an abundant number, since it is smaller than the sum of its proper divisors (4111098).

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

4013382 is a wasteful number, since it uses less digits than its factorization.

4013382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8147.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4013382 is about 2003.3427065782. The cubic root of 4013382 is about 158.9169298282.

Adding to 4013382 its reverse (2833104), we get a palindrome (6846486).

The spelling of 4013382 in words is "four million, thirteen thousand, three hundred eighty-two".