16650252 has 48 divisors (see below), whose sum is σ = 45050880. Its totient is φ = 5307984.

The previous prime is 16650247. The next prime is 16650253. The reversal of 16650252 is 25205661.

16650252 is a `hidden beast` number, since 1 + 6 + 650 + 2 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (16650253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868 + ... + 5835.

It is an arithmetic number, because the mean of its divisors is an integer number (938560).

Almost surely, 2^16650252 is an apocalyptic number.

16650252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16650252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22525440).

16650252 is an abundant number, since it is smaller than the sum of its proper divisors (28400628).

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

16650252 is a wasteful number, since it uses less digits than its factorization.

16650252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6739 (or 6731 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 16650252 is about 4080.4720315179. The cubic root of 16650252 is about 255.3525918268.

The spelling of 16650252 in words is "sixteen million, six hundred fifty thousand, two hundred fifty-two".