87468775 has 12 divisors (see below), whose sum is σ = 108946152. Its totient is φ = 69662240.

The previous prime is 87468769. The next prime is 87468809. The reversal of 87468775 is 57786478.

It is not a de Polignac number, because 87468775 - 2¹¹ = 87466727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2032 + ... + 13381.

It is an arithmetic number, because the mean of its divisors is an integer number (9078846).

Almost surely, 2^87468775 is an apocalyptic number.

87468775 is a deficient number, since it is larger than the sum of its proper divisors (21477377).

87468775 is a wasteful number, since it uses less digits than its factorization.

87468775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15650 (or 15645 counting only the distinct ones).

The product of its digits is 2634240, while the sum is 52.

The square root of 87468775 is about 9352.4742715497. The cubic root of 87468775 is about 443.8991854407.

The spelling of 87468775 in words is "eighty-seven million, four hundred sixty-eight thousand, seven hundred seventy-five".