16002552 has 16 divisors (see below), whose sum is σ = 40006440. Its totient is φ = 5334176.

The previous prime is 16002551. The next prime is 16002563. The reversal of 16002552 is 25520061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16002551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333363 + ... + 333410.

Almost surely, 2^16002552 is an apocalyptic number.

16002552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16002552 is an abundant number, since it is smaller than the sum of its proper divisors (24003888).

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

16002552 is a wasteful number, since it uses less digits than its factorization.

16002552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666782 (or 666778 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 16002552 is about 4000.3189872809. The cubic root of 16002552 is about 251.9976064273.

The spelling of 16002552 in words is "sixteen million, two thousand, five hundred fifty-two".