163420324 has 12 divisors (see below), whose sum is σ = 290833200. Its totient is φ = 80325128.

The previous prime is 163420289. The next prime is 163420343. The reversal of 163420324 is 423024361.

163420324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345994 + ... + 346465.

It is an arithmetic number, because the mean of its divisors is an integer number (24236100).

Almost surely, 2^163420324 is an apocalyptic number.

It is an amenable number.

163420324 is a deficient number, since it is larger than the sum of its proper divisors (127412876).

163420324 is a wasteful number, since it uses less digits than its factorization.

163420324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692522 (or 692520 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 163420324 is about 12783.5958947395. The cubic root of 163420324 is about 546.7246925980.

Adding to 163420324 its reverse (423024361), we get a palindrome (586444685).

The spelling of 163420324 in words is "one hundred sixty-three million, four hundred twenty thousand, three hundred twenty-four".