16632136 has 8 divisors (see below), whose sum is σ = 31185270. Its totient is φ = 8316064.

The previous prime is 16632113. The next prime is 16632139. The reversal of 16632136 is 63123661.

It can be written as a sum of positive squares in only one way, i.e., 14364100 + 2268036 = 3790^2 + 1506^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (16632139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1039501 + ... + 1039516.

Almost surely, 2^16632136 is an apocalyptic number.

It is an amenable number.

16632136 is a deficient number, since it is larger than the sum of its proper divisors (14553134).

16632136 is a wasteful number, since it uses less digits than its factorization.

16632136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079023 (or 2079019 counting only the distinct ones).

The product of its digits is 3888, while the sum is 28.

The square root of 16632136 is about 4078.2515861580. The cubic root of 16632136 is about 255.2599476573.

Adding to 16632136 its reverse (63123661), we get a palindrome (79755797).

It can be divided in two parts, 1663213 and 6, that multiplied together give a triangular number (9979278 = T₄₄₆₇).

The spelling of 16632136 in words is "sixteen million, six hundred thirty-two thousand, one hundred thirty-six".