16242816 has 32 divisors (see below), whose sum is σ = 43146000. Its totient is φ = 5414144.

The previous prime is 16242799. The next prime is 16242817. The reversal of 16242816 is 61824261.

16242816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (16242817) 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, 20766 + ... + 21533.

Almost surely, 2^16242816 is an apocalyptic number.

16242816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16242816 is an abundant number, since it is smaller than the sum of its proper divisors (26903184).

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

16242816 is an equidigital number, since it uses as much as digits as its factorization.

16242816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42316 (or 42304 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 16242816 is about 4030.2377101109. The cubic root of 16242816 is about 253.2525196216.

The spelling of 16242816 in words is "sixteen million, two hundred forty-two thousand, eight hundred sixteen".