563694 has 8 divisors (see below), whose sum is σ = 1127400. Its totient is φ = 187896.

The previous prime is 563663. The next prime is 563723. The reversal of 563694 is 496365.

It is a happy number.

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

563694 is an admirable number.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 11 and base 16.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 46969 + ... + 46980.

It is an arithmetic number, because the mean of its divisors is an integer number (140925).

2⁵⁶³⁶⁹⁴ is an apocalyptic number.

563694 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563694 is a wasteful number, since it uses less digits than its factorization.

563694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93954.

The product of its digits is 19440, while the sum is 33.

The square root of 563694 is about 750.7955780371. The cubic root of 563694 is about 82.6065473688.

The spelling of 563694 in words is "five hundred sixty-three thousand, six hundred ninety-four".