16493488 has 40 divisors (see below), whose sum is σ = 35997696. Its totient is φ = 7252800.

The previous prime is 16493483. The next prime is 16493551. The reversal of 16493488 is 88439461.

It is a super-2 number, since 2×16493488² = 544070292812288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16493483) 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, 3945 + ... + 6967.

Almost surely, 2^16493488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16493488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17998848).

16493488 is an abundant number, since it is smaller than the sum of its proper divisors (19504208).

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

16493488 is a wasteful number, since it uses less digits than its factorization.

16493488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3073 (or 3067 counting only the distinct ones).

The product of its digits is 165888, while the sum is 43.

The square root of 16493488 is about 4061.2175514247. The cubic root of 16493488 is about 254.5486723774.

The spelling of 16493488 in words is "sixteen million, four hundred ninety-three thousand, four hundred eighty-eight".