563674 has 4 divisors (see below), whose sum is σ = 845514. Its totient is φ = 281836.

The previous prime is 563663. The next prime is 563723. The reversal of 563674 is 476365.

563674 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, and also an emirpimes, since its reverse is a distinct semiprime: 476365 = 5 ⋅95273.

It can be written as a sum of positive squares in only one way, i.e., 555025 + 8649 = 745^2 + 93^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 140917 + ... + 140920.

2⁵⁶³⁶⁷⁴ is an apocalyptic number.

563674 is a deficient number, since it is larger than the sum of its proper divisors (281840).

563674 is a wasteful number, since it uses less digits than its factorization.

563674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281839.

The product of its digits is 15120, while the sum is 31.

The square root of 563674 is about 750.7822587142. The cubic root of 563674 is about 82.6055703904.

The spelling of 563674 in words is "five hundred sixty-three thousand, six hundred seventy-four".