16385152 has 32 divisors (see below), whose sum is σ = 37307520. Its totient is φ = 7021824.

The previous prime is 16385141. The next prime is 16385197. The reversal of 16385152 is 25158361.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8248 + ... + 10039.

It is an arithmetic number, because the mean of its divisors is an integer number (1165860).

Almost surely, 2^16385152 is an apocalyptic number.

It is an amenable number.

16385152 is an abundant number, since it is smaller than the sum of its proper divisors (20922368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16385152 is an equidigital number, since it uses as much as digits as its factorization.

16385152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18308 (or 18296 counting only the distinct ones).

The product of its digits is 7200, while the sum is 31.

The square root of 16385152 is about 4047.8577050089. The cubic root of 16385152 is about 253.9901209293.

The spelling of 16385152 in words is "sixteen million, three hundred eighty-five thousand, one hundred fifty-two".