87668276 has 24 divisors (see below), whose sum is σ = 159395040. Its totient is φ = 42140000.

The previous prime is 87668267. The next prime is 87668297. The reversal of 87668276 is 67286678.

It is a happy 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, 27611 + ... + 30621.

It is an arithmetic number, because the mean of its divisors is an integer number (6641460).

Almost surely, 2^87668276 is an apocalyptic number.

It is an amenable number.

87668276 is a deficient number, since it is larger than the sum of its proper divisors (71726764).

87668276 is a wasteful number, since it uses less digits than its factorization.

87668276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295 (or 3293 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 50.

The square root of 87668276 is about 9363.1338770734. The cubic root of 87668276 is about 444.2364146896.

The spelling of 87668276 in words is "eighty-seven million, six hundred sixty-eight thousand, two hundred seventy-six".