16645148 has 18 divisors (see below), whose sum is σ = 31543344. Its totient is φ = 7682064.

The previous prime is 16645141. The next prime is 16645151. The reversal of 16645148 is 84154661.

16645148 is a modest number, since divided by 5148 gives 1664 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16645141) 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, 11636 + ... + 12987.

It is an arithmetic number, because the mean of its divisors is an integer number (1752408).

Almost surely, 2^16645148 is an apocalyptic number.

It is an amenable number.

16645148 is a deficient number, since it is larger than the sum of its proper divisors (14898196).

16645148 is a wasteful number, since it uses less digits than its factorization.

16645148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24653 (or 24638 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 16645148 is about 4079.8465657424. The cubic root of 16645148 is about 255.3264970700.

The spelling of 16645148 in words is "sixteen million, six hundred forty-five thousand, one hundred forty-eight".