16629748 has 6 divisors (see below), whose sum is σ = 29102066. Its totient is φ = 8314872.

The previous prime is 16629727. The next prime is 16629763. The reversal of 16629748 is 84792661.

It can be written as a sum of positive squares in only one way, i.e., 13454224 + 3175524 = 3668^2 + 1782^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2078715 + ... + 2078722.

Almost surely, 2^16629748 is an apocalyptic number.

It is an amenable number.

16629748 is a deficient number, since it is larger than the sum of its proper divisors (12472318).

16629748 is a wasteful number, since it uses less digits than its factorization.

16629748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157441 (or 4157439 counting only the distinct ones).

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

The square root of 16629748 is about 4077.9588031269. The cubic root of 16629748 is about 255.2477305468.

The spelling of 16629748 in words is "sixteen million, six hundred twenty-nine thousand, seven hundred forty-eight".