16980912 has 120 divisors (see below), whose sum is σ = 52538304. Its totient is φ = 5087232.

The previous prime is 16980907. The next prime is 16980913. The reversal of 16980912 is 21908961.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (16980913) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87888 + ... + 88080.

Almost surely, 2^16980912 is an apocalyptic number.

16980912 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 16980912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26269152).

16980912 is an abundant number, since it is smaller than the sum of its proper divisors (35557392).

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

16980912 is a wasteful number, since it uses less digits than its factorization.

16980912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The square root of 16980912 is about 4120.7902154805. The cubic root of 16980912 is about 257.0318865088.

The spelling of 16980912 in words is "sixteen million, nine hundred eighty thousand, nine hundred twelve".