863867674 has 8 divisors (see below), whose sum is σ = 1298348820. Its totient is φ = 431084736.

The previous prime is 863867671. The next prime is 863867677. The reversal of 863867674 is 476768368.

It is an interprime number because it is at equal distance from previous prime (863867671) and next prime (863867677).

It can be written as a sum of positive squares in 2 ways, for example, as 817559649 + 46308025 = 28593^2 + 6805^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (863867671) 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, 423279 + ... + 425314.

Almost surely, 2^863867674 is an apocalyptic number.

863867674 is a deficient number, since it is larger than the sum of its proper divisors (434481146).

863867674 is a wasteful number, since it uses less digits than its factorization.

863867674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849104.

The product of its digits is 8128512, while the sum is 55.

The square root of 863867674 is about 29391.6259162368. The cubic root of 863867674 is about 952.3920049874.

The spelling of 863867674 in words is "eight hundred sixty-three million, eight hundred sixty-seven thousand, six hundred seventy-four".