563251928 has 8 divisors (see below), whose sum is σ = 1056097380. Its totient is φ = 281625960.

The previous prime is 563251921. The next prime is 563251967. The reversal of 563251928 is 829152365.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563251921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35203238 + ... + 35203253.

Almost surely, 2^563251928 is an apocalyptic number.

It is an amenable number.

563251928 is a deficient number, since it is larger than the sum of its proper divisors (492845452).

563251928 is a wasteful number, since it uses less digits than its factorization.

563251928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70406497 (or 70406493 counting only the distinct ones).

The product of its digits is 129600, while the sum is 41.

The square root of 563251928 is about 23732.9291913156. The cubic root of 563251928 is about 825.8494723814.

The spelling of 563251928 in words is "five hundred sixty-three million, two hundred fifty-one thousand, nine hundred twenty-eight".