88563287 has 4 divisors (see below), whose sum is σ = 88817400. Its totient is φ = 88309176.

The previous prime is 88563283. The next prime is 88563289. The reversal of 88563287 is 78236588.

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

It is a cyclic number.

It is not a de Polignac number, because 88563287 - 2² = 88563283 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88563283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126533 + ... + 127230.

It is an arithmetic number, because the mean of its divisors is an integer number (22204350).

Almost surely, 2^88563287 is an apocalyptic number.

88563287 is a deficient number, since it is larger than the sum of its proper divisors (254113).

88563287 is a wasteful number, since it uses less digits than its factorization.

88563287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254112.

The product of its digits is 645120, while the sum is 47.

The square root of 88563287 is about 9410.8069260824. The cubic root of 88563287 is about 445.7430450951.

The spelling of 88563287 in words is "eighty-eight million, five hundred sixty-three thousand, two hundred eighty-seven".