16563341 has 8 divisors (see below), whose sum is σ = 16780800. Its totient is φ = 16347600.

The previous prime is 16563319. The next prime is 16563347. The reversal of 16563341 is 14336561.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16563341 - 2⁶ = 16563277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16563347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34340 + ... + 34818.

It is an arithmetic number, because the mean of its divisors is an integer number (2097600).

Almost surely, 2^16563341 is an apocalyptic number.

It is an amenable number.

16563341 is a deficient number, since it is larger than the sum of its proper divisors (217459).

16563341 is a wasteful number, since it uses less digits than its factorization.

16563341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859.

The product of its digits is 6480, while the sum is 29.

The square root of 16563341 is about 4069.8084721520. The cubic root of 16563341 is about 254.9075199697.

The spelling of 16563341 in words is "sixteen million, five hundred sixty-three thousand, three hundred forty-one".