163345372 has 12 divisors (see below), whose sum is σ = 287567280. Its totient is φ = 81183296.

The previous prime is 163345363. The next prime is 163345393. The reversal of 163345372 is 273543361.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 121597 + ... + 122932.

It is an arithmetic number, because the mean of its divisors is an integer number (23963940).

Almost surely, 2^163345372 is an apocalyptic number.

It is an amenable number.

163345372 is a deficient number, since it is larger than the sum of its proper divisors (124221908).

163345372 is a wasteful number, since it uses less digits than its factorization.

163345372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244700 (or 244698 counting only the distinct ones).

The product of its digits is 45360, while the sum is 34.

The square root of 163345372 is about 12780.6639890109. The cubic root of 163345372 is about 546.6410955386.

The spelling of 163345372 in words is "one hundred sixty-three million, three hundred forty-five thousand, three hundred seventy-two".