1563322242 has 32 divisors (see below), whose sum is σ = 3311435520. Its totient is φ = 490646160.

The previous prime is 1563322217. The next prime is 1563322279. The reversal of 1563322242 is 2422233651.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23484 + ... + 60647.

It is an arithmetic number, because the mean of its divisors is an integer number (103482360).

Almost surely, 2^1563322242 is an apocalyptic number.

1563322242 is an abundant number, since it is smaller than the sum of its proper divisors (1748113278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1563322242 is a wasteful number, since it uses less digits than its factorization.

1563322242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84318.

The product of its digits is 17280, while the sum is 30.

The square root of 1563322242 is about 39538.8700142025. The cubic root of 1563322242 is about 1160.6007198710.

Adding to 1563322242 its reverse (2422233651), we get a palindrome (3985555893).

The spelling of 1563322242 in words is "one billion, five hundred sixty-three million, three hundred twenty-two thousand, two hundred forty-two".