16912992 has 48 divisors (see below), whose sum is σ = 45490032. Its totient is φ = 5498880.

The previous prime is 16912991. The next prime is 16913009. The reversal of 16912992 is 29921961.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16912992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16912991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1788 + ... + 6084.

It is an arithmetic number, because the mean of its divisors is an integer number (947709).

Almost surely, 2^16912992 is an apocalyptic number.

16912992 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 16912992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22745016).

16912992 is an abundant number, since it is smaller than the sum of its proper divisors (28577040).

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

16912992 is a wasteful number, since it uses less digits than its factorization.

16912992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4351 (or 4343 counting only the distinct ones).

The product of its digits is 17496, while the sum is 39.

The square root of 16912992 is about 4112.5408204661. The cubic root of 16912992 is about 256.6887378183.

The spelling of 16912992 in words is "sixteen million, nine hundred twelve thousand, nine hundred ninety-two".