561700234 has 8 divisors (see below), whose sum is σ = 842812128. Its totient is φ = 280762860.

The previous prime is 561700207. The next prime is 561700267. The reversal of 561700234 is 432007165.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35262 + ... + 48649.

It is an arithmetic number, because the mean of its divisors is an integer number (105351516).

Almost surely, 2^561700234 is an apocalyptic number.

561700234 is a deficient number, since it is larger than the sum of its proper divisors (281111894).

561700234 is a wasteful number, since it uses less digits than its factorization.

561700234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87260.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 561700234 is about 23700.2159061895. The cubic root of 561700234 is about 825.0904016027.

Adding to 561700234 its reverse (432007165), we get a palindrome (993707399).

The spelling of 561700234 in words is "five hundred sixty-one million, seven hundred thousand, two hundred thirty-four".