87003760 has 40 divisors (see below), whose sum is σ = 205723440. Its totient is φ = 34209792.

The previous prime is 87003743. The next prime is 87003797. The reversal of 87003760 is 6730078.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4497 + ... + 13936.

It is an arithmetic number, because the mean of its divisors is an integer number (5143086).

Almost surely, 2^87003760 is an apocalyptic number.

87003760 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

87003760 is an abundant number, since it is smaller than the sum of its proper divisors (118719680).

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

87003760 is a wasteful number, since it uses less digits than its factorization.

87003760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18505 (or 18499 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 87003760 is about 9327.5806080677. The cubic root of 87003760 is about 443.1111455023. Note that the first 4 decimals are identical.

The spelling of 87003760 in words is "eighty-seven million, three thousand, seven hundred sixty".