863342 has 4 divisors (see below), whose sum is σ = 1295016. Its totient is φ = 431670.

The previous prime is 863323. The next prime is 863363. The reversal of 863342 is 243368.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 863342.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215834 + ... + 215837.

It is an arithmetic number, because the mean of its divisors is an integer number (323754).

2⁸⁶³³⁴² is an apocalyptic number.

863342 is a deficient number, since it is larger than the sum of its proper divisors (431674).

863342 is a wasteful number, since it uses less digits than its factorization.

863342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431673.

The product of its digits is 3456, while the sum is 26.

The square root of 863342 is about 929.1619880301. The cubic root of 863342 is about 95.2198785079.

Adding to 863342 its sum of digits (26), we get a palindrome (863368).

The spelling of 863342 in words is "eight hundred sixty-three thousand, three hundred forty-two".