16243634 has 16 divisors (see below), whose sum is σ = 26684640. Its totient is φ = 7354560.

The previous prime is 16243609. The next prime is 16243649. The reversal of 16243634 is 43634261.

It is a junction number, because it is equal to n+sod(n) for n = 16243597 and 16243606.

It is an unprimeable number.

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, 4922 + ... + 7530.

It is an arithmetic number, because the mean of its divisors is an integer number (1667790).

Almost surely, 2^16243634 is an apocalyptic number.

16243634 is a deficient number, since it is larger than the sum of its proper divisors (10441006).

16243634 is a wasteful number, since it uses less digits than its factorization.

16243634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2905.

The product of its digits is 10368, while the sum is 29.

The square root of 16243634 is about 4030.3391916810. The cubic root of 16243634 is about 253.2567708772.

Adding to 16243634 its reverse (43634261), we get a palindrome (59877895).

The spelling of 16243634 in words is "sixteen million, two hundred forty-three thousand, six hundred thirty-four".