943381 has 8 divisors (see below), whose sum is σ = 1007424. Its totient is φ = 880320.

The previous prime is 943373. The next prime is 943387. The reversal of 943381 is 183349.

943381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 943381 - 2³ = 943373 is a prime.

It is a super-2 number, since 2×943381² = 1779935422322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (943387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3456 + ... + 3718.

It is an arithmetic number, because the mean of its divisors is an integer number (125928).

2⁹⁴³³⁸¹ is an apocalyptic number.

It is an amenable number.

943381 is a deficient number, since it is larger than the sum of its proper divisors (64043).

943381 is a wasteful number, since it uses less digits than its factorization.

943381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491.

The product of its digits is 2592, while the sum is 28.

The square root of 943381 is about 971.2780240487. The cubic root of 943381 is about 98.0759164636.

The spelling of 943381 in words is "nine hundred forty-three thousand, three hundred eighty-one".