563240234 has 4 divisors (see below), whose sum is σ = 844860354. Its totient is φ = 281620116.

The previous prime is 563240221. The next prime is 563240263. The reversal of 563240234 is 432042365.

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., 370447009 + 192793225 = 19247^2 + 13885^2 .

It is a super-2 number, since 2×563240234² = 634479122392749512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 563240197 and 563240206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140810057 + ... + 140810060.

Almost surely, 2^563240234 is an apocalyptic number.

563240234 is a deficient number, since it is larger than the sum of its proper divisors (281620120).

563240234 is a wasteful number, since it uses less digits than its factorization.

563240234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281620119.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 563240234 is about 23732.6828234821. The cubic root of 563240234 is about 825.8437570285.

Adding to 563240234 its reverse (432042365), we get a palindrome (995282599).

The spelling of 563240234 in words is "five hundred sixty-three million, two hundred forty thousand, two hundred thirty-four".