873530136 has 48 divisors (see below), whose sum is σ = 2427679800. Its totient is φ = 291031920.

The previous prime is 873530129. The next prime is 873530167. The reversal of 873530136 is 631035378.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 873530136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 433371 + ... + 435381.

Almost surely, 2^873530136 is an apocalyptic number.

It is an amenable number.

873530136 is an abundant number, since it is smaller than the sum of its proper divisors (1554149664).

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

873530136 is an equidigital number, since it uses as much as digits as its factorization.

873530136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4037 (or 2016 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 873530136 is about 29555.5432364218. The cubic root of 873530136 is about 955.9297200367.

The spelling of 873530136 in words is "eight hundred seventy-three million, five hundred thirty thousand, one hundred thirty-six".