873047 has 4 divisors (see below), whose sum is σ = 997776. Its totient is φ = 748320.

The previous prime is 873043. The next prime is 873049. The reversal of 873047 is 740378.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 873047 - 2² = 873043 is a prime.

It is a super-2 number, since 2×873047² = 1524422128418, which contains 22 as substring.

It is a d-powerful number, because it can be written as 8⁵ + 7³ + 0 + 3² + 4⁷ + 7⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873043) 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 3 ways as a sum of consecutive naturals, for example, 62354 + ... + 62367.

It is an arithmetic number, because the mean of its divisors is an integer number (249444).

2⁸⁷³⁰⁴⁷ is an apocalyptic number.

873047 is a deficient number, since it is larger than the sum of its proper divisors (124729).

873047 is a wasteful number, since it uses less digits than its factorization.

873047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124728.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 873047 is about 934.3698411229. The cubic root of 873047 is about 95.5753450891.

The spelling of 873047 in words is "eight hundred seventy-three thousand, forty-seven".