16611252 has 24 divisors (see below), whose sum is σ = 44296896. Its totient is φ = 4746048.

The previous prime is 16611247. The next prime is 16611281. The reversal of 16611252 is 25211661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98793 + ... + 98960.

It is an arithmetic number, because the mean of its divisors is an integer number (1845704).

Almost surely, 2^16611252 is an apocalyptic number.

16611252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16611252 is an abundant number, since it is smaller than the sum of its proper divisors (27685644).

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

16611252 is a wasteful number, since it uses less digits than its factorization.

16611252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197767 (or 197765 counting only the distinct ones).

The product of its digits is 720, while the sum is 24.

The square root of 16611252 is about 4075.6903709678. The cubic root of 16611252 is about 255.1530645824.

The spelling of 16611252 in words is "sixteen million, six hundred eleven thousand, two hundred fifty-two".