163304432 has 10 divisors (see below), whose sum is σ = 316402368. Its totient is φ = 81652208.

The previous prime is 163304417. The next prime is 163304437. The reversal of 163304432 is 234403361.

It is a happy number.

163304432 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163304437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5103248 + ... + 5103279.

Almost surely, 2^163304432 is an apocalyptic number.

It is an amenable number.

163304432 is a deficient number, since it is larger than the sum of its proper divisors (153097936).

163304432 is a wasteful number, since it uses less digits than its factorization.

163304432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10206535 (or 10206529 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 163304432 is about 12779.0622504157. The cubic root of 163304432 is about 546.5954226675.

Adding to 163304432 its reverse (234403361), we get a palindrome (397707793).

The spelling of 163304432 in words is "one hundred sixty-three million, three hundred four thousand, four hundred thirty-two".