16896440 has 48 divisors (see below), whose sum is σ = 41799240. Its totient is φ = 6142400.

The previous prime is 16896413. The next prime is 16896443. The reversal of 16896440 is 4469861.

It is a junction number, because it is equal to n+sod(n) for n = 16896394 and 16896403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16896443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3095 + ... + 6585.

Almost surely, 2^16896440 is an apocalyptic number.

16896440 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 16896440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20899620).

16896440 is an abundant number, since it is smaller than the sum of its proper divisors (24902800).

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

16896440 is a wasteful number, since it uses less digits than its factorization.

16896440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3524 (or 3509 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 16896440 is about 4110.5279466268. The cubic root of 16896440 is about 256.6049738347.

The spelling of 16896440 in words is "sixteen million, eight hundred ninety-six thousand, four hundred forty".