16504252 has 6 divisors (see below), whose sum is σ = 28882448. Its totient is φ = 8252124.

The previous prime is 16504223. The next prime is 16504273. The reversal of 16504252 is 25240561.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2063028 + ... + 2063035.

Almost surely, 2^16504252 is an apocalyptic number.

It is an amenable number.

16504252 is a deficient number, since it is larger than the sum of its proper divisors (12378196).

16504252 is a wasteful number, since it uses less digits than its factorization.

16504252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4126067 (or 4126065 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 16504252 is about 4062.5425536233. The cubic root of 16504252 is about 254.6040349559.

The spelling of 16504252 in words is "sixteen million, five hundred four thousand, two hundred fifty-two".