87694627 has 4 divisors (see below), whose sum is σ = 87724000. Its totient is φ = 87665256.

The previous prime is 87694601. The next prime is 87694657. The reversal of 87694627 is 72649678.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87694627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87694657) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 9627 + ... + 16372.

It is an arithmetic number, because the mean of its divisors is an integer number (21931000).

Almost surely, 2^87694627 is an apocalyptic number.

87694627 is a deficient number, since it is larger than the sum of its proper divisors (29373).

87694627 is a wasteful number, since it uses less digits than its factorization.

87694627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29372.

The product of its digits is 1016064, while the sum is 49.

The square root of 87694627 is about 9364.5409390957. The cubic root of 87694627 is about 444.2809192000.

The spelling of 87694627 in words is "eighty-seven million, six hundred ninety-four thousand, six hundred twenty-seven".