16134144 has 104 divisors (see below), whose sum is σ = 46786992. Its totient is φ = 4915200.

The previous prime is 16134143. The next prime is 16134149. The reversal of 16134144 is 44143161.

It is a tau number, because it is divible by the number of its divisors (104).

It is a super-2 number, since 2×16134144² = 520621205225472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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

It is a nialpdrome in base 8 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16134143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159694 + ... + 159794.

Almost surely, 2^16134144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16134144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23393496).

16134144 is an abundant number, since it is smaller than the sum of its proper divisors (30652848).

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

16134144 is a wasteful number, since it uses less digits than its factorization.

16134144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 119 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 16134144 is about 4016.7330008354. The cubic root of 16134144 is about 252.6864629294.

The spelling of 16134144 in words is "sixteen million, one hundred thirty-four thousand, one hundred forty-four".