16988496 has 120 divisors (see below), whose sum is σ = 52925184. Its totient is φ = 4677120.

The previous prime is 16988399. The next prime is 16988501. The reversal of 16988496 is 69488961.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72796 + ... + 73028.

Almost surely, 2^16988496 is an apocalyptic number.

16988496 is a gapful number since it is divisible by the number (16) 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 16988496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26462592).

16988496 is an abundant number, since it is smaller than the sum of its proper divisors (35936688).

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

16988496 is a wasteful number, since it uses less digits than its factorization.

16988496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289 (or 276 counting only the distinct ones).

The product of its digits is 746496, while the sum is 51.

The square root of 16988496 is about 4121.7103246104. The cubic root of 16988496 is about 257.0701459320.

The spelling of 16988496 in words is "sixteen million, nine hundred eighty-eight thousand, four hundred ninety-six".