873542089 has 8 divisors (see below), whose sum is σ = 1032759360. Its totient is φ = 722931216.

The previous prime is 873542083. The next prime is 873542099. The reversal of 873542089 is 980245378.

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

It is not a de Polignac number, because 873542089 - 2¹⁹ = 873017801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (873542083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2151379 + ... + 2151784.

It is an arithmetic number, because the mean of its divisors is an integer number (129094920).

Almost surely, 2^873542089 is an apocalyptic number.

It is an amenable number.

873542089 is a deficient number, since it is larger than the sum of its proper divisors (159217271).

873542089 is a wasteful number, since it uses less digits than its factorization.

873542089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4303199.

The product of its (nonzero) digits is 483840, while the sum is 46.

The square root of 873542089 is about 29555.7454482204. The cubic root of 873542089 is about 955.9340801900.

The spelling of 873542089 in words is "eight hundred seventy-three million, five hundred forty-two thousand, eighty-nine".