16003652 has 24 divisors (see below), whose sum is σ = 32329920. Its totient is φ = 6789600.

The previous prime is 16003649. The next prime is 16003661. The reversal of 16003652 is 25630061.

It is a super-2 number, since 2×16003652² = 512233754674208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2 + ... + 5657.

It is an arithmetic number, because the mean of its divisors is an integer number (1347080).

Almost surely, 2^16003652 is an apocalyptic number.

It is an amenable number.

16003652 is an abundant number, since it is smaller than the sum of its proper divisors (16326268).

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

16003652 is a wasteful number, since it uses less digits than its factorization.

16003652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5771 (or 5769 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 16003652 is about 4000.4564739539. The cubic root of 16003652 is about 252.0033803191.

The spelling of 16003652 in words is "sixteen million, three thousand, six hundred fifty-two".