563354421 has 12 divisors (see below), whose sum is σ = 873774432. Its totient is φ = 321916728.

The previous prime is 563354417. The next prime is 563354453. The reversal of 563354421 is 124453365.

It is not a de Polignac number, because 563354421 - 2² = 563354417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563354461) 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 11 ways as a sum of consecutive naturals, for example, 1916025 + ... + 1916318.

It is an arithmetic number, because the mean of its divisors is an integer number (72814536).

Almost surely, 2^563354421 is an apocalyptic number.

It is an amenable number.

563354421 is a deficient number, since it is larger than the sum of its proper divisors (310420011).

563354421 is a wasteful number, since it uses less digits than its factorization.

563354421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832360 (or 3832353 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 563354421 is about 23735.0883925045. The cubic root of 563354421 is about 825.8995616648.

The spelling of 563354421 in words is "five hundred sixty-three million, three hundred fifty-four thousand, four hundred twenty-one".