16554132 has 84 divisors (see below), whose sum is σ = 49700896. Its totient is φ = 4723920.

The previous prime is 16554127. The next prime is 16554151. The reversal of 16554132 is 23145561.

16554132 is a `hidden beast` number, since 1 + 655 + 4 + 1 + 3 + 2 = 666.

16554132 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 16554096 and 16554105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 20007 + ... + 20817.

Almost surely, 2^16554132 is an apocalyptic number.

16554132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16554132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24850448).

16554132 is an abundant number, since it is smaller than the sum of its proper divisors (33146764).

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

16554132 is an equidigital number, since it uses as much as digits as its factorization.

16554132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840 (or 823 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 16554132 is about 4068.6769348278. The cubic root of 16554132 is about 254.8602694676.

Adding to 16554132 its reverse (23145561), we get a palindrome (39699693).

The spelling of 16554132 in words is "sixteen million, five hundred fifty-four thousand, one hundred thirty-two".