16042433 has 4 divisors (see below), whose sum is σ = 17500848. Its totient is φ = 14584020.

The previous prime is 16042427. The next prime is 16042447. The reversal of 16042433 is 33424061.

It is a happy number.

16042433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16042433 - 2⁸ = 16042177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16042399 and 16042408.

It is not an unprimeable number, because it can be changed into a prime (16041433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729191 + ... + 729212.

It is an arithmetic number, because the mean of its divisors is an integer number (4375212).

Almost surely, 2^16042433 is an apocalyptic number.

It is an amenable number.

16042433 is a deficient number, since it is larger than the sum of its proper divisors (1458415).

16042433 is a wasteful number, since it uses less digits than its factorization.

16042433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458414.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 16042433 is about 4005.3006129378. The cubic root of 16042433 is about 252.2067726360.

Adding to 16042433 its reverse (33424061), we get a palindrome (49466494).

The spelling of 16042433 in words is "sixteen million, forty-two thousand, four hundred thirty-three".