87011304 has 32 divisors (see below), whose sum is σ = 230325120. Its totient is φ = 27297536.

The previous prime is 87011297. The next prime is 87011329. The reversal of 87011304 is 40311078.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106224 + ... + 107039.

It is an arithmetic number, because the mean of its divisors is an integer number (7197660).

Almost surely, 2^87011304 is an apocalyptic number.

It is an amenable number.

87011304 is an abundant number, since it is smaller than the sum of its proper divisors (143313816).

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

87011304 is a wasteful number, since it uses less digits than its factorization.

87011304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213289 (or 213285 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 87011304 is about 9327.9849914116. The cubic root of 87011304 is about 443.1239523583.

The spelling of 87011304 in words is "eighty-seven million, eleven thousand, three hundred four".