16423436 has 12 divisors (see below), whose sum is σ = 29146320. Its totient is φ = 8095920.

The previous prime is 16423399. The next prime is 16423439. The reversal of 16423436 is 63432461.

16423436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 16423399 and 16423408.

It is not an unprimeable number, because it can be changed into a prime (16423439) 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, 28631 + ... + 29198.

It is an arithmetic number, because the mean of its divisors is an integer number (2428860).

Almost surely, 2^16423436 is an apocalyptic number.

It is an amenable number.

16423436 is a deficient number, since it is larger than the sum of its proper divisors (12722884).

16423436 is a wasteful number, since it uses less digits than its factorization.

16423436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57904 (or 57902 counting only the distinct ones).

The product of its digits is 10368, while the sum is 29.

The square root of 16423436 is about 4052.5838671149. The cubic root of 16423436 is about 254.1877835123.

Adding to 16423436 its reverse (63432461), we get a palindrome (79855897).

The spelling of 16423436 in words is "sixteen million, four hundred twenty-three thousand, four hundred thirty-six".