16253648 has 10 divisors (see below), whose sum is σ = 31491474. Its totient is φ = 8126816.

The previous prime is 16253647. The next prime is 16253651. The reversal of 16253648 is 84635261.

It can be written as a sum of positive squares in only one way, i.e., 15429184 + 824464 = 3928^2 + 908^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16253647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507911 + ... + 507942.

Almost surely, 2^16253648 is an apocalyptic number.

It is an amenable number.

16253648 is a deficient number, since it is larger than the sum of its proper divisors (15237826).

16253648 is a wasteful number, since it uses less digits than its factorization.

16253648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015861 (or 1015855 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 16253648 is about 4031.5813274694. The cubic root of 16253648 is about 253.3088034113.

The spelling of 16253648 in words is "sixteen million, two hundred fifty-three thousand, six hundred forty-eight".