863494 has 8 divisors (see below), whose sum is σ = 1308888. Its totient is φ = 427200.

The previous prime is 863491. The next prime is 863497. The reversal of 863494 is 494368.

It is an interprime number because it is at equal distance from previous prime (863491) and next prime (863497).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2032 + ... + 2419.

It is an arithmetic number, because the mean of its divisors is an integer number (163611).

2⁸⁶³⁴⁹⁴ is an apocalyptic number.

863494 is a deficient number, since it is larger than the sum of its proper divisors (445394).

863494 is a wasteful number, since it uses less digits than its factorization.

863494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4550.

The product of its digits is 20736, while the sum is 34.

The square root of 863494 is about 929.2437785641. The cubic root of 863494 is about 95.2254663175.

The spelling of 863494 in words is "eight hundred sixty-three thousand, four hundred ninety-four".