863457707 has 16 divisors (see below), whose sum is σ = 996214272. Its totient is φ = 733078080.

The previous prime is 863457703. The next prime is 863457709. The reversal of 863457707 is 707754368.

It is not a de Polignac number, because 863457707 - 2² = 863457703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (863457703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 662018 + ... + 663320.

It is an arithmetic number, because the mean of its divisors is an integer number (62263392).

Almost surely, 2^863457707 is an apocalyptic number.

863457707 is a deficient number, since it is larger than the sum of its proper divisors (132756565).

863457707 is a wasteful number, since it uses less digits than its factorization.

863457707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138.

The product of its (nonzero) digits is 987840, while the sum is 47.

The square root of 863457707 is about 29384.6508742234. The cubic root of 863457707 is about 952.2413217726.

The spelling of 863457707 in words is "eight hundred sixty-three million, four hundred fifty-seven thousand, seven hundred seven".