563746444 has 6 divisors (see below), whose sum is σ = 986556284. Its totient is φ = 281873220.

The previous prime is 563746373. The next prime is 563746451. The reversal of 563746444 is 444647365.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 563746444.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70468302 + ... + 70468309.

Almost surely, 2^563746444 is an apocalyptic number.

It is an amenable number.

563746444 is a deficient number, since it is larger than the sum of its proper divisors (422809840).

563746444 is a wasteful number, since it uses less digits than its factorization.

563746444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140936615 (or 140936613 counting only the distinct ones).

The product of its digits is 967680, while the sum is 43.

The square root of 563746444 is about 23743.3452571452. The cubic root of 563746444 is about 826.0910909162.

The spelling of 563746444 in words is "five hundred sixty-three million, seven hundred forty-six thousand, four hundred forty-four".