863570494 has 16 divisors (see below), whose sum is σ = 1304709120. Its totient is φ = 428679160.

The previous prime is 863570483. The next prime is 863570549. The reversal of 863570494 is 494075368.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160947 + ... + 166225.

It is an arithmetic number, because the mean of its divisors is an integer number (81544320).

Almost surely, 2^863570494 is an apocalyptic number.

863570494 is a deficient number, since it is larger than the sum of its proper divisors (441138626).

863570494 is a wasteful number, since it uses less digits than its factorization.

863570494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5855.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 863570494 is about 29386.5699597622. The cubic root of 863570494 is about 952.2827813466.

The spelling of 863570494 in words is "eight hundred sixty-three million, five hundred seventy thousand, four hundred ninety-four".