863466407 has 16 divisors (see below), whose sum is σ = 903210048. Its totient is φ = 824878080.

The previous prime is 863466389. The next prime is 863466427. The reversal of 863466407 is 704664368.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 863466407 - 2¹⁸ = 863204263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863466427) 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, 331703 + ... + 334295.

It is an arithmetic number, because the mean of its divisors is an integer number (56450628).

Almost surely, 2^863466407 is an apocalyptic number.

863466407 is a deficient number, since it is larger than the sum of its proper divisors (39743641).

863466407 is a wasteful number, since it uses less digits than its factorization.

863466407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2810.

The product of its (nonzero) digits is 580608, while the sum is 44.

The square root of 863466407 is about 29384.7989103210. The cubic root of 863466407 is about 952.2445199496.

The spelling of 863466407 in words is "eight hundred sixty-three million, four hundred sixty-six thousand, four hundred seven".