16297648 has 20 divisors (see below), whose sum is σ = 31747968. Its totient is φ = 8104640.

The previous prime is 16297643. The next prime is 16297667. The reversal of 16297648 is 84679261.

It is a super-2 number, since 2×16297648² = 531226660663808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16297643) by changing a digit.

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, 390 + ... + 5722.

Almost surely, 2^16297648 is an apocalyptic number.

It is an amenable number.

16297648 is a deficient number, since it is larger than the sum of its proper divisors (15450320).

16297648 is a wasteful number, since it uses less digits than its factorization.

16297648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5532 (or 5526 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 16297648 is about 4037.0345552150. The cubic root of 16297648 is about 253.5371735819.

The spelling of 16297648 in words is "sixteen million, two hundred ninety-seven thousand, six hundred forty-eight".