1322863 has 8 divisors (see below), whose sum is σ = 1379840. Its totient is φ = 1266840.

The previous prime is 1322857. The next prime is 1322869. The reversal of 1322863 is 3682231.

It is an interprime number because it is at equal distance from previous prime (1322857) and next prime (1322869).

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 1322863 - 2⁵ = 1322831 is a prime.

It is a d-powerful number, because it can be written as 1 + 3³ + 2¹⁸ + 2²⁰ + 8⁴ + 6⁵ + 3⁵ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4156 + ... + 4462.

It is an arithmetic number, because the mean of its divisors is an integer number (172480).

2^1322863 is an apocalyptic number.

1322863 is a deficient number, since it is larger than the sum of its proper divisors (56977).

1322863 is a wasteful number, since it uses less digits than its factorization.

1322863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477.

The product of its digits is 1728, while the sum is 25.

The square root of 1322863 is about 1150.1578152584. The cubic root of 1322863 is about 109.7753818662.

The spelling of 1322863 in words is "one million, three hundred twenty-two thousand, eight hundred sixty-three".