567638 has 8 divisors (see below), whose sum is σ = 854688. Its totient is φ = 282744.

The previous prime is 567631. The next prime is 567649. The reversal of 567638 is 836765.

It is a happy number.

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

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

It is a junction number, because it is equal to n+sod(n) for n = 567598 and 567607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (567631) 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, 620 + ... + 1232.

It is an arithmetic number, because the mean of its divisors is an integer number (106836).

2⁵⁶⁷⁶³⁸ is an apocalyptic number.

567638 is a deficient number, since it is larger than the sum of its proper divisors (287050).

567638 is a wasteful number, since it uses less digits than its factorization.

567638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078.

The product of its digits is 30240, while the sum is 35.

The square root of 567638 is about 753.4175469154. The cubic root of 567638 is about 82.7987576342.

The spelling of 567638 in words is "five hundred sixty-seven thousand, six hundred thirty-eight".