863232853 has 12 divisors (see below), whose sum is σ = 1010191392. Its totient is φ = 735476280.

The previous prime is 863232847. The next prime is 863232859. The reversal of 863232853 is 358232368.

It is an interprime number because it is at equal distance from previous prime (863232847) and next prime (863232859).

It is a de Polignac number, because none of the positive numbers 2^k-863232853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863232859) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44563 + ... + 60928.

It is an arithmetic number, because the mean of its divisors is an integer number (84182616).

Almost surely, 2^863232853 is an apocalyptic number.

It is an amenable number.

863232853 is a deficient number, since it is larger than the sum of its proper divisors (146958539).

863232853 is a wasteful number, since it uses less digits than its factorization.

863232853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105672 (or 105665 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 863232853 is about 29380.8245799875. The cubic root of 863232853 is about 952.1586565159.

The spelling of 863232853 in words is "eight hundred sixty-three million, two hundred thirty-two thousand, eight hundred fifty-three".