16433116 has 12 divisors (see below), whose sum is σ = 32866288. Its totient is φ = 7042752.

The previous prime is 16433113. The next prime is 16433141. The reversal of 16433116 is 61133461.

It is a happy number.

16433116 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16433113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293421 + ... + 293476.

Almost surely, 2^16433116 is an apocalyptic number.

It is an amenable number.

16433116 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16433116 is a wasteful number, since it uses less digits than its factorization.

16433116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586908 (or 586906 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 16433116 is about 4053.7779909610. Note that the first 3 decimals coincide. The cubic root of 16433116 is about 254.2377132689.

Adding to 16433116 its reverse (61133461), we get a palindrome (77566577).

The spelling of 16433116 in words is "sixteen million, four hundred thirty-three thousand, one hundred sixteen".