87676566 has 8 divisors (see below), whose sum is σ = 175353144. Its totient is φ = 29225520.

The previous prime is 87676499. The next prime is 87676571. The reversal of 87676566 is 66567678.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

87676566 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7306375 + ... + 7306386.

It is an arithmetic number, because the mean of its divisors is an integer number (21919143).

Almost surely, 2^87676566 is an apocalyptic number.

87676566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

87676566 is a wasteful number, since it uses less digits than its factorization.

87676566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14612766.

The product of its digits is 2540160, while the sum is 51.

The square root of 87676566 is about 9363.5765602680. The cubic root of 87676566 is about 444.2504167284.

The spelling of 87676566 in words is "eighty-seven million, six hundred seventy-six thousand, five hundred sixty-six".