873987285 has 8 divisors (see below), whose sum is σ = 1398379680. Its totient is φ = 466126544.

The previous prime is 873987277. The next prime is 873987299. The reversal of 873987285 is 582789378.

It is a happy number.

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 873987285 - 2³ = 873987277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29132895 + ... + 29132924.

It is an arithmetic number, because the mean of its divisors is an integer number (174797460).

Almost surely, 2^873987285 is an apocalyptic number.

It is an amenable number.

873987285 is a deficient number, since it is larger than the sum of its proper divisors (524392395).

873987285 is a wasteful number, since it uses less digits than its factorization.

873987285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58265827.

The product of its digits is 6773760, while the sum is 57.

The square root of 873987285 is about 29563.2759517615. The cubic root of 873987285 is about 956.0964481540.

The spelling of 873987285 in words is "eight hundred seventy-three million, nine hundred eighty-seven thousand, two hundred eighty-five".