863457696 has 72 divisors (see below), whose sum is σ = 2490100704. Its totient is φ = 283758720.

The previous prime is 863457677. The next prime is 863457703. The reversal of 863457696 is 696754368.

863457696 is a `hidden beast` number, since 8 + 63 + 4 + 576 + 9 + 6 = 666.

863457696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 666 + ... + 41561.

It is an arithmetic number, because the mean of its divisors is an integer number (34584732).

Almost surely, 2^863457696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 863457696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1245050352).

863457696 is an abundant number, since it is smaller than the sum of its proper divisors (1626643008).

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

863457696 is a wasteful number, since it uses less digits than its factorization.

863457696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42314 (or 42303 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The square root of 863457696 is about 29384.6506870509. The cubic root of 863457696 is about 952.2413177289.

The spelling of 863457696 in words is "eight hundred sixty-three million, four hundred fifty-seven thousand, six hundred ninety-six".