563423140 has 96 divisors (see below), whose sum is σ = 1407909888. Its totient is φ = 185328000.

The previous prime is 563423123. The next prime is 563423149. The reversal of 563423140 is 41324365.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 563423099 and 563423108.

It is not an unprimeable number, because it can be changed into a prime (563423149) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 568045 + ... + 569035.

It is an arithmetic number, because the mean of its divisors is an integer number (14665728).

Almost surely, 2^563423140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563423140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (703954944).

563423140 is an abundant number, since it is smaller than the sum of its proper divisors (844486748).

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

563423140 is a wasteful number, since it uses less digits than its factorization.

563423140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169 (or 1167 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 563423140 is about 23736.5359730522. The cubic root of 563423140 is about 825.9331418779.

The spelling of 563423140 in words is "five hundred sixty-three million, four hundred twenty-three thousand, one hundred forty".