16957648 has 20 divisors (see below), whose sum is σ = 33017728. Its totient is φ = 8436960.

The previous prime is 16957621. The next prime is 16957649. The reversal of 16957648 is 84675961.

It is a junction number, because it is equal to n+sod(n) for n = 16957598 and 16957607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16957649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 865 + ... + 5887.

Almost surely, 2^16957648 is an apocalyptic number.

It is an amenable number.

16957648 is a deficient number, since it is larger than the sum of its proper divisors (16060080).

16957648 is a wasteful number, since it uses less digits than its factorization.

16957648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5242 (or 5236 counting only the distinct ones).

The product of its digits is 362880, while the sum is 46.

The square root of 16957648 is about 4117.9664884503. The cubic root of 16957648 is about 256.9144542102.

The spelling of 16957648 in words is "sixteen million, nine hundred fifty-seven thousand, six hundred forty-eight".