893987 has 8 divisors (see below), whose sum is σ = 953856. Its totient is φ = 835912.

The previous prime is 893939. The next prime is 893989. The reversal of 893987 is 789398.

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

It is not a de Polignac number, because 893987 - 2¹² = 889891 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 893987.

It is not an unprimeable number, because it can be changed into a prime (893989) 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, 668 + ... + 1494.

It is an arithmetic number, because the mean of its divisors is an integer number (119232).

2⁸⁹³⁹⁸⁷ is an apocalyptic number.

893987 is a deficient number, since it is larger than the sum of its proper divisors (59869).

893987 is a wasteful number, since it uses less digits than its factorization.

893987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897.

The product of its digits is 108864, while the sum is 44.

The square root of 893987 is about 945.5088577057. The cubic root of 893987 is about 96.3334397602. Note that the first 3 decimals are identical.

The spelling of 893987 in words is "eight hundred ninety-three thousand, nine hundred eighty-seven".