16535488 has 28 divisors (see below), whose sum is σ = 33192720. Its totient is φ = 8172032.

The previous prime is 16535473. The next prime is 16535501. The reversal of 16535488 is 88453561.

It is a self number, because there is not a number n which added to its sum of digits gives 16535488.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4245 + ... + 7147.

Almost surely, 2^16535488 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 16535488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16596360).

16535488 is an abundant number, since it is smaller than the sum of its proper divisors (16657232).

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

16535488 is an equidigital number, since it uses as much as digits as its factorization.

16535488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3004 (or 2994 counting only the distinct ones).

The product of its digits is 115200, while the sum is 40.

The square root of 16535488 is about 4066.3851268664. The cubic root of 16535488 is about 254.7645552011.

It can be divided in two parts, 165 and 35488, that added together give a palindrome (35653).

The spelling of 16535488 in words is "sixteen million, five hundred thirty-five thousand, four hundred eighty-eight".