16533696 has 28 divisors (see below), whose sum is σ = 43745912. Its totient is φ = 5511168.

The previous prime is 16533691. The next prime is 16533733. The reversal of 16533696 is 69633561.

It is not an unprimeable number, because it can be changed into a prime (16533691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42865 + ... + 43248.

It is an arithmetic number, because the mean of its divisors is an integer number (1562354).

Almost surely, 2^16533696 is an apocalyptic number.

16533696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16533696 is an abundant number, since it is smaller than the sum of its proper divisors (27212216).

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

16533696 is an equidigital number, since it uses as much as digits as its factorization.

16533696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86128 (or 86118 counting only the distinct ones).

The product of its digits is 87480, while the sum is 39.

The square root of 16533696 is about 4066.1647777728. The cubic root of 16533696 is about 254.7553516711.

It can be divided in two parts, 165336 and 96, that multiplied together give a square (15872256 = 3984²).

The spelling of 16533696 in words is "sixteen million, five hundred thirty-three thousand, six hundred ninety-six".