873000240 has 80 divisors (see below), whose sum is σ = 3092921088. Its totient is φ = 199542528.

The previous prime is 873000223. The next prime is 873000251. The reversal of 873000240 is 42000378.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 873000240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258142 + ... + 261501.

Almost surely, 2^873000240 is an apocalyptic number.

873000240 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

873000240 is an abundant number, since it is smaller than the sum of its proper divisors (2219920848).

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

873000240 is a wasteful number, since it uses less digits than its factorization.

873000240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519666 (or 519660 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 873000240 is about 29546.5774667727. The cubic root of 873000240 is about 955.7363873460.

The spelling of 873000240 in words is "eight hundred seventy-three million, two hundred forty", and thus it is an aban number.