87268063 has 4 divisors (see below), whose sum is σ = 87476760. Its totient is φ = 87059368.

The previous prime is 87268057. The next prime is 87268073. The reversal of 87268063 is 36086278.

It is a happy number.

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-87268063 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87268033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103720 + ... + 104557.

It is an arithmetic number, because the mean of its divisors is an integer number (21869190).

Almost surely, 2^87268063 is an apocalyptic number.

87268063 is a deficient number, since it is larger than the sum of its proper divisors (208697).

87268063 is a wasteful number, since it uses less digits than its factorization.

87268063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208696.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 87268063 is about 9341.7376863194. The cubic root of 87268063 is about 443.5593913108.

The spelling of 87268063 in words is "eighty-seven million, two hundred sixty-eight thousand, sixty-three".