16912032 has 48 divisors (see below), whose sum is σ = 44815680. Its totient is φ = 5583872.

The previous prime is 16912031. The next prime is 16912037. The reversal of 16912032 is 23021961.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 16911993 and 16912011.

It is not an unprimeable number, because it can be changed into a prime (16912031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10069 + ... + 11627.

It is an arithmetic number, because the mean of its divisors is an integer number (933660).

Almost surely, 2^16912032 is an apocalyptic number.

16912032 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 16912032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22407840).

16912032 is an abundant number, since it is smaller than the sum of its proper divisors (27903648).

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

16912032 is a wasteful number, since it uses less digits than its factorization.

16912032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685 (or 1677 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 16912032 is about 4112.4241026431. The cubic root of 16912032 is about 256.6838810815.

Adding to 16912032 its reverse (23021961), we get a palindrome (39933993).

The spelling of 16912032 in words is "sixteen million, nine hundred twelve thousand, thirty-two".