16211136 has 56 divisors (see below), whose sum is σ = 44769024. Its totient is φ = 5167360.

The previous prime is 16211101. The next prime is 16211189. The reversal of 16211136 is 63111261.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2581 + ... + 6251.

Almost surely, 2^16211136 is an apocalyptic number.

16211136 is a gapful number since it is divisible by the number (16) 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 16211136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22384512).

16211136 is an abundant number, since it is smaller than the sum of its proper divisors (28557888).

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

16211136 is a wasteful number, since it uses less digits than its factorization.

16211136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3709 (or 3699 counting only the distinct ones).

The product of its digits is 216, while the sum is 21.

The square root of 16211136 is about 4026.3055025668. The cubic root of 16211136 is about 253.0877644969.

Adding to 16211136 its reverse (63111261), we get a palindrome (79322397).

The spelling of 16211136 in words is "sixteen million, two hundred eleven thousand, one hundred thirty-six".