16006424 has 32 divisors (see below), whose sum is σ = 34953120. Its totient is φ = 6729216.

The previous prime is 16006421. The next prime is 16006429. The reversal of 16006424 is 42460061.

It is a happy number.

16006424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16006424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16006421) 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, 272 + ... + 5664.

It is an arithmetic number, because the mean of its divisors is an integer number (1092285).

Almost surely, 2^16006424 is an apocalyptic number.

16006424 is a gapful number since it is divisible by the number (14) 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 16006424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17476560).

16006424 is an abundant number, since it is smaller than the sum of its proper divisors (18946696).

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

16006424 is a wasteful number, since it uses less digits than its factorization.

16006424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5459 (or 5455 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 16006424 is about 4000.8029194151. The cubic root of 16006424 is about 252.0179293534.

Adding to 16006424 its reverse (42460061), we get a palindrome (58466485).

The spelling of 16006424 in words is "sixteen million, six thousand, four hundred twenty-four".