885117863 has 4 divisors (see below), whose sum is σ = 1011563280. Its totient is φ = 758672448.

The previous prime is 885117853. The next prime is 885117887. The reversal of 885117863 is 368711588.

It is a happy number.

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 885117863 - 2⁴ = 885117847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (885117833) 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, 63222698 + ... + 63222711.

It is an arithmetic number, because the mean of its divisors is an integer number (252890820).

Almost surely, 2^885117863 is an apocalyptic number.

885117863 is a deficient number, since it is larger than the sum of its proper divisors (126445417).

885117863 is a wasteful number, since it uses less digits than its factorization.

885117863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126445416.

The product of its digits is 322560, while the sum is 47.

The square root of 885117863 is about 29750.9304560378. The cubic root of 885117863 is about 960.1380960917.

The spelling of 885117863 in words is "eight hundred eighty-five million, one hundred seventeen thousand, eight hundred sixty-three".