16955628 has 12 divisors (see below), whose sum is σ = 39563160. Its totient is φ = 5651872.

The previous prime is 16955611. The next prime is 16955641. The reversal of 16955628 is 82655961.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 16955628.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706473 + ... + 706496.

It is an arithmetic number, because the mean of its divisors is an integer number (3296930).

Almost surely, 2^16955628 is an apocalyptic number.

It is an amenable number.

16955628 is an abundant number, since it is smaller than the sum of its proper divisors (22607532).

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

16955628 is a wasteful number, since it uses less digits than its factorization.

16955628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412976 (or 1412974 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 16955628 is about 4117.7212144583. The cubic root of 16955628 is about 256.9042525634.

The spelling of 16955628 in words is "sixteen million, nine hundred fifty-five thousand, six hundred twenty-eight".