863423316 has 108 divisors (see below), whose sum is σ = 2598147552. Its totient is φ = 240934176.

The previous prime is 863423303. The next prime is 863423321. The reversal of 863423316 is 613324368.

863423316 is a `hidden beast` number, since 8 + 634 + 2 + 3 + 3 + 16 = 666.

It is a super-2 number, since 2×863423316² = 1490999645224871712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 70161 + ... + 81543.

Almost surely, 2^863423316 is an apocalyptic number.

863423316 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 863423316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1299073776).

863423316 is an abundant number, since it is smaller than the sum of its proper divisors (1734724236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

863423316 is a wasteful number, since it uses less digits than its factorization.

863423316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11450 (or 11438 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 863423316 is about 29384.0656819304. The cubic root of 863423316 is about 952.2286792055.

The spelling of 863423316 in words is "eight hundred sixty-three million, four hundred twenty-three thousand, three hundred sixteen".