16230406 has 4 divisors (see below), whose sum is σ = 24345612. Its totient is φ = 8115202.

The previous prime is 16230377. The next prime is 16230407. The reversal of 16230406 is 60403261.

16230406 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.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16230407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4057600 + ... + 4057603.

It is an arithmetic number, because the mean of its divisors is an integer number (6086403).

Almost surely, 2^16230406 is an apocalyptic number.

16230406 is a deficient number, since it is larger than the sum of its proper divisors (8115206).

16230406 is an equidigital number, since it uses as much as digits as its factorization.

16230406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8115205.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 16230406 is about 4028.6978045021. The cubic root of 16230406 is about 253.1880056744.

Adding to 16230406 its reverse (60403261), we get a palindrome (76633667).

The spelling of 16230406 in words is "sixteen million, two hundred thirty thousand, four hundred six".