873258720 has 192 divisors, whose sum is σ = 2943682560. Its totient is φ = 216834048.

The previous prime is 873258679. The next prime is 873258769. The reversal of 873258720 is 27852378.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 839961 + ... + 840999.

It is an arithmetic number, because the mean of its divisors is an integer number (15331680).

Almost surely, 2^873258720 is an apocalyptic number.

873258720 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 873258720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1471841280).

873258720 is an abundant number, since it is smaller than the sum of its proper divisors (2070423840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

873258720 is a wasteful number, since it uses less digits than its factorization.

873258720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177 (or 1169 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The square root of 873258720 is about 29550.9512537245. The cubic root of 873258720 is about 955.8307036103.

The spelling of 873258720 in words is "eight hundred seventy-three million, two hundred fifty-eight thousand, seven hundred twenty".