16424663 has 8 divisors (see below), whose sum is σ = 16678656. Its totient is φ = 16172800.

The previous prime is 16424651. The next prime is 16424671. The reversal of 16424663 is 36642461.

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 16424663 - 2⁸ = 16424407 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 (16424623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21203 + ... + 21963.

It is an arithmetic number, because the mean of its divisors is an integer number (2084832).

Almost surely, 2^16424663 is an apocalyptic number.

16424663 is a deficient number, since it is larger than the sum of its proper divisors (253993).

16424663 is a wasteful number, since it uses less digits than its factorization.

16424663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065.

The product of its digits is 20736, while the sum is 32.

The square root of 16424663 is about 4052.7352491867. The cubic root of 16424663 is about 254.1941135041.

The spelling of 16424663 in words is "sixteen million, four hundred twenty-four thousand, six hundred sixty-three".