16641126 has 48 divisors (see below), whose sum is σ = 37883664. Its totient is φ = 5474304.

The previous prime is 16641109. The next prime is 16641133. The reversal of 16641126 is 62114661.

16641126 is a `hidden beast` number, since 1 + 6 + 641 + 12 + 6 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16641126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46966 + ... + 47318.

It is an arithmetic number, because the mean of its divisors is an integer number (789243).

Almost surely, 2^16641126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16641126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18941832).

16641126 is an abundant number, since it is smaller than the sum of its proper divisors (21242538).

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

16641126 is an equidigital number, since it uses as much as digits as its factorization.

16641126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 455 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 16641126 is about 4079.3536252696. The cubic root of 16641126 is about 255.3059303981.

Adding to 16641126 its reverse (62114661), we get a palindrome (78755787).

The spelling of 16641126 in words is "sixteen million, six hundred forty-one thousand, one hundred twenty-six".