16304412 has 12 divisors (see below), whose sum is σ = 38043656. Its totient is φ = 5434800.

The previous prime is 16304399. The next prime is 16304417. The reversal of 16304412 is 21440361.

16304412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16304417) 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, 679339 + ... + 679362.

Almost surely, 2^16304412 is an apocalyptic number.

16304412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16304412 is an abundant number, since it is smaller than the sum of its proper divisors (21739244).

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

16304412 is a wasteful number, since it uses less digits than its factorization.

16304412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358708 (or 1358706 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 16304412 is about 4037.8722119453. The cubic root of 16304412 is about 253.5722438417.

Adding to 16304412 its reverse (21440361), we get a palindrome (37744773).

The spelling of 16304412 in words is "sixteen million, three hundred four thousand, four hundred twelve".