863467331 has 4 divisors (see below), whose sum is σ = 908913000. Its totient is φ = 818021664.

The previous prime is 863467309. The next prime is 863467337. The reversal of 863467331 is 133764368.

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 863467331 - 2²⁶ = 796358467 is a prime.

It is a super-2 number, since 2×863467331² = 1491151663408527122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (863467337) 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, 22722806 + ... + 22722843.

It is an arithmetic number, because the mean of its divisors is an integer number (227228250).

Almost surely, 2^863467331 is an apocalyptic number.

863467331 is a deficient number, since it is larger than the sum of its proper divisors (45445669).

863467331 is a wasteful number, since it uses less digits than its factorization.

863467331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45445668.

The product of its digits is 217728, while the sum is 41.

The square root of 863467331 is about 29384.8146327316. The cubic root of 863467331 is about 952.2448596168.

The spelling of 863467331 in words is "eight hundred sixty-three million, four hundred sixty-seven thousand, three hundred thirty-one".