573630646 has 16 divisors (see below), whose sum is σ = 870421104. Its totient is φ = 283497984.

The previous prime is 573630637. The next prime is 573630661. The reversal of 573630646 is 646036375.

It is a junction number, because it is equal to n+sod(n) for n = 573630599 and 573630608.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 216546 + ... + 219178.

It is an arithmetic number, because the mean of its divisors is an integer number (54401319).

Almost surely, 2^573630646 is an apocalyptic number.

573630646 is a deficient number, since it is larger than the sum of its proper divisors (296790458).

573630646 is a wasteful number, since it uses less digits than its factorization.

573630646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3855.

The product of its (nonzero) digits is 272160, while the sum is 40.

The square root of 573630646 is about 23950.5875919569. The cubic root of 573630646 is about 830.8911153128.

The spelling of 573630646 in words is "five hundred seventy-three million, six hundred thirty thousand, six hundred forty-six".