16853428 has 6 divisors (see below), whose sum is σ = 29493506. Its totient is φ = 8426712.

The previous prime is 16853423. The next prime is 16853461. The reversal of 16853428 is 82435861.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11035684 + 5817744 = 3322^2 + 2412^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16853423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106675 + ... + 2106682.

Almost surely, 2^16853428 is an apocalyptic number.

It is an amenable number.

16853428 is a deficient number, since it is larger than the sum of its proper divisors (12640078).

16853428 is a wasteful number, since it uses less digits than its factorization.

16853428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4213361 (or 4213359 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 16853428 is about 4105.2926814053. The cubic root of 16853428 is about 256.3870487997.

The spelling of 16853428 in words is "sixteen million, eight hundred fifty-three thousand, four hundred twenty-eight".