563698 has 4 divisors (see below), whose sum is σ = 845550. Its totient is φ = 281848.

The previous prime is 563663. The next prime is 563723. The reversal of 563698 is 896365.

563698 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 393129 + 170569 = 627^2 + 413^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140923 + ... + 140926.

2⁵⁶³⁶⁹⁸ is an apocalyptic number.

563698 is a deficient number, since it is larger than the sum of its proper divisors (281852).

563698 is a wasteful number, since it uses less digits than its factorization.

563698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281851.

The product of its digits is 38880, while the sum is 37.

The square root of 563698 is about 750.7982418733. The cubic root of 563698 is about 82.6067427617.

The spelling of 563698 in words is "five hundred sixty-three thousand, six hundred ninety-eight".