16996560 has 160 divisors (see below), whose sum is σ = 61519872. Its totient is φ = 3801600.

The previous prime is 16996559. The next prime is 16996561. The reversal of 16996560 is 6569961.

It is an interprime number because it is at equal distance from previous prime (16996559) and next prime (16996561).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16996561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112485 + ... + 112635.

Almost surely, 2^16996560 is an apocalyptic number.

16996560 is a gapful number since it is divisible by the number (10) 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 16996560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30759936).

16996560 is an abundant number, since it is smaller than the sum of its proper divisors (44523312).

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

16996560 is a wasteful number, since it uses less digits than its factorization.

16996560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241 (or 235 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 16996560 is about 4122.6884432370. The cubic root of 16996560 is about 257.1108143494.

The spelling of 16996560 in words is "sixteen million, nine hundred ninety-six thousand, five hundred sixty".