16211648 has 14 divisors (see below), whose sum is σ = 32170116. Its totient is φ = 8105792.

The previous prime is 16211641. The next prime is 16211651. The reversal of 16211648 is 84611261.

It is a self number, because there is not a number n which added to its sum of digits gives 16211648.

It is not an unprimeable number, because it can be changed into a prime (16211641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126590 + ... + 126717.

Almost surely, 2^16211648 is an apocalyptic number.

It is an amenable number.

16211648 is a deficient number, since it is larger than the sum of its proper divisors (15958468).

16211648 is an equidigital number, since it uses as much as digits as its factorization.

16211648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253319 (or 253309 counting only the distinct ones).

The product of its digits is 2304, while the sum is 29.

The square root of 16211648 is about 4026.3690839266. The cubic root of 16211648 is about 253.0904289117.

The spelling of 16211648 in words is "sixteen million, two hundred eleven thousand, six hundred forty-eight".