16628252 has 18 divisors (see below), whose sum is σ = 30143568. Its totient is φ = 8025808.

The previous prime is 16628243. The next prime is 16628257. The reversal of 16628252 is 25282661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16628257) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 893 + ... + 5835.

Almost surely, 2^16628252 is an apocalyptic number.

It is an amenable number.

16628252 is a deficient number, since it is larger than the sum of its proper divisors (13515316).

16628252 is a wasteful number, since it uses less digits than its factorization.

16628252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5005 (or 4974 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 16628252 is about 4077.7753739018. The cubic root of 16628252 is about 255.2400763507.

The spelling of 16628252 in words is "sixteen million, six hundred twenty-eight thousand, two hundred fifty-two".