4326381 has 12 divisors (see below), whose sum is σ = 6617052. Its totient is φ = 2714496.

The previous prime is 4326367. The next prime is 4326383. The reversal of 4326381 is 1836234.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2528100 + 1798281 = 1590^2 + 1341^2 .

It is not a de Polignac number, because 4326381 - 2⁵ = 4326349 is a prime.

It is a super-2 number, since 2×4326381² = 37435145114322, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4¹¹ + 3⁵ + 2¹⁷ + 6 + 3⁵ + 8³ + 1 .

4326381 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4326383) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13986 + ... + 14291.

It is an arithmetic number, because the mean of its divisors is an integer number (551421).

Almost surely, 2^4326381 is an apocalyptic number.

It is an amenable number.

4326381 is a deficient number, since it is larger than the sum of its proper divisors (2290671).

4326381 is a wasteful number, since it uses less digits than its factorization.

4326381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28300 (or 28297 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 4326381 is about 2079.9954326873. The cubic root of 4326381 is about 162.9452059668.

The spelling of 4326381 in words is "four million, three hundred twenty-six thousand, three hundred eighty-one".