16408241 has 12 divisors (see below), whose sum is σ = 17285136. Its totient is φ = 15566880.

The previous prime is 16408211. The next prime is 16408261. The reversal of 16408241 is 14280461.

It is not a de Polignac number, because 16408241 - 2¹⁰ = 16407217 is a prime.

It is a Duffinian number.

It is a plaindrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 16408241.

It is not an unprimeable number, because it can be changed into a prime (16408201) 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, 72170 + ... + 72396.

It is an arithmetic number, because the mean of its divisors is an integer number (1440428).

Almost surely, 2^16408241 is an apocalyptic number.

It is an amenable number.

16408241 is a deficient number, since it is larger than the sum of its proper divisors (876895).

16408241 is an equidigital number, since it uses as much as digits as its factorization.

16408241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 16408241 is about 4050.7087034246. The cubic root of 16408241 is about 254.1093676204.

The spelling of 16408241 in words is "sixteen million, four hundred eight thousand, two hundred forty-one".