561246022 has 8 divisors (see below), whose sum is σ = 842268672. Its totient is φ = 280489800.

The previous prime is 561246017. The next prime is 561246061. The reversal of 561246022 is 220642165.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61254 + ... + 69817.

It is an arithmetic number, because the mean of its divisors is an integer number (105283584).

Almost surely, 2^561246022 is an apocalyptic number.

561246022 is a deficient number, since it is larger than the sum of its proper divisors (281022650).

561246022 is a wasteful number, since it uses less digits than its factorization.

561246022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133214.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 561246022 is about 23690.6315238746. The cubic root of 561246022 is about 824.8679418867.

Adding to 561246022 its reverse (220642165), we get a palindrome (781888187).

The spelling of 561246022 in words is "five hundred sixty-one million, two hundred forty-six thousand, twenty-two".