87067670 has 16 divisors (see below), whose sum is σ = 157142160. Its totient is φ = 34733664.

The previous prime is 87067667. The next prime is 87067681. The reversal of 87067670 is 7676078.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7697 + ... + 15276.

It is an arithmetic number, because the mean of its divisors is an integer number (9821385).

Almost surely, 2^87067670 is an apocalyptic number.

87067670 is a deficient number, since it is larger than the sum of its proper divisors (70074490).

87067670 is a wasteful number, since it uses less digits than its factorization.

87067670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23359.

The product of its (nonzero) digits is 98784, while the sum is 41.

The square root of 87067670 is about 9331.0058407441. The cubic root of 87067670 is about 443.2196170673.

The spelling of 87067670 in words is "eighty-seven million, sixty-seven thousand, six hundred seventy".