3723381 has 16 divisors (see below), whose sum is σ = 5548800. Its totient is φ = 2467584.

The previous prime is 3723359. The next prime is 3723383. The reversal of 3723381 is 1833273.

3723381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3723381 - 2¹⁰ = 3722357 is a prime.

It is a super-2 number, since 2×3723381² = 27727132142322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3723383) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 6165 + ... + 6741.

It is an arithmetic number, because the mean of its divisors is an integer number (346800).

Almost surely, 2^3723381 is an apocalyptic number.

It is an amenable number.

3723381 is a deficient number, since it is larger than the sum of its proper divisors (1825419).

3723381 is a wasteful number, since it uses less digits than its factorization.

3723381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825 (or 819 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 3723381 is about 1929.6064365564. The cubic root of 3723381 is about 154.9931457253.

The spelling of 3723381 in words is "three million, seven hundred twenty-three thousand, three hundred eighty-one".