16243116 has 12 divisors (see below), whose sum is σ = 37900632. Its totient is φ = 5414368.

The previous prime is 16243099. The next prime is 16243133. The reversal of 16243116 is 61134261.

It is an interprime number because it is at equal distance from previous prime (16243099) and next prime (16243133).

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676785 + ... + 676808.

It is an arithmetic number, because the mean of its divisors is an integer number (3158386).

Almost surely, 2^16243116 is an apocalyptic number.

It is an amenable number.

16243116 is an abundant number, since it is smaller than the sum of its proper divisors (21657516).

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

16243116 is a wasteful number, since it uses less digits than its factorization.

16243116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353600 (or 1353598 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 16243116 is about 4030.2749285874. The cubic root of 16243116 is about 253.2540787784.

Adding to 16243116 its reverse (61134261), we get a palindrome (77377377).

The spelling of 16243116 in words is "sixteen million, two hundred forty-three thousand, one hundred sixteen".