873381 has 8 divisors (see below), whose sum is σ = 1169824. Its totient is φ = 579600.

The previous prime is 873359. The next prime is 873403. The reversal of 873381 is 183378.

It is an interprime number because it is at equal distance from previous prime (873359) and next prime (873403).

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

It is not a de Polignac number, because 873381 - 2⁵ = 873349 is a prime.

It is a super-2 number, since 2×873381² = 1525588742322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

873381 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 873381.

It is not an unprimeable number, because it can be changed into a prime (873331) 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 7 ways as a sum of consecutive naturals, for example, 306 + ... + 1356.

It is an arithmetic number, because the mean of its divisors is an integer number (146228).

2⁸⁷³³⁸¹ is an apocalyptic number.

It is an amenable number.

873381 is a deficient number, since it is larger than the sum of its proper divisors (296443).

873381 is a wasteful number, since it uses less digits than its factorization.

873381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1331.

The product of its digits is 4032, while the sum is 30.

The square root of 873381 is about 934.5485541158. The cubic root of 873381 is about 95.5875315637.

The spelling of 873381 in words is "eight hundred seventy-three thousand, three hundred eighty-one".