873998999 has 8 divisors (see below), whose sum is σ = 877200000. Its totient is φ = 870804792.

The previous prime is 873998959. The next prime is 873999017. The reversal of 873998999 is 999899378.

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 873998999 - 2⁸ = 873998743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873998929) 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, 427622 + ... + 429660.

It is an arithmetic number, because the mean of its divisors is an integer number (109650000).

Almost surely, 2^873998999 is an apocalyptic number.

873998999 is a deficient number, since it is larger than the sum of its proper divisors (3201001).

873998999 is a wasteful number, since it uses less digits than its factorization.

873998999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3397.

The product of its digits is 79361856, while the sum is 71.

The square root of 873998999 is about 29563.4740685191. The cubic root of 873998999 is about 956.1007196364.

The spelling of 873998999 in words is "eight hundred seventy-three million, nine hundred ninety-eight thousand, nine hundred ninety-nine".