322887 has 8 divisors (see below), whose sum is σ = 440704. Its totient is φ = 210168.

The previous prime is 322877. The next prime is 322891. The reversal of 322887 is 788223.

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

It is not a de Polignac number, because 322887 - 2⁴ = 322871 is a prime.

It is a Duffinian 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 322887.

It is not an unprimeable number, because it can be changed into a prime (322807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1123 + ... + 1380.

It is an arithmetic number, because the mean of its divisors is an integer number (55088).

2³²²⁸⁸⁷ is an apocalyptic number.

322887 is a deficient number, since it is larger than the sum of its proper divisors (117817).

322887 is a wasteful number, since it uses less digits than its factorization.

322887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549.

The product of its digits is 5376, while the sum is 30.

The square root of 322887 is about 568.2314669217. The cubic root of 322887 is about 68.6041182181.

The spelling of 322887 in words is "three hundred twenty-two thousand, eight hundred eighty-seven".