863714893 has 4 divisors (see below), whose sum is σ = 864080028. Its totient is φ = 863349760.

The previous prime is 863714861. The next prime is 863714909. The reversal of 863714893 is 398417368.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 25786084 + 837928809 = 5078^2 + 28947^2 .

It is a cyclic number.

It is not a de Polignac number, because 863714893 - 2⁵ = 863714861 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 (863712893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178996 + ... + 183757.

It is an arithmetic number, because the mean of its divisors is an integer number (216020007).

Almost surely, 2^863714893 is an apocalyptic number.

It is an amenable number.

863714893 is a deficient number, since it is larger than the sum of its proper divisors (365135).

863714893 is a wasteful number, since it uses less digits than its factorization.

863714893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365134.

The product of its digits is 870912, while the sum is 49.

The square root of 863714893 is about 29389.0267446882. The cubic root of 863714893 is about 952.3358559628.

The spelling of 863714893 in words is "eight hundred sixty-three million, seven hundred fourteen thousand, eight hundred ninety-three".