163673272 has 16 divisors (see below), whose sum is σ = 350728560. Its totient is φ = 70145664.

The previous prime is 163673269. The next prime is 163673329. The reversal of 163673272 is 272376361.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1461313 + ... + 1461424.

It is an arithmetic number, because the mean of its divisors is an integer number (21920535).

Almost surely, 2^163673272 is an apocalyptic number.

It is an amenable number.

163673272 is an abundant number, since it is smaller than the sum of its proper divisors (187055288).

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

163673272 is a wasteful number, since it uses less digits than its factorization.

163673272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2922750 (or 2922746 counting only the distinct ones).

The product of its digits is 63504, while the sum is 37.

The square root of 163673272 is about 12793.4855297530. The cubic root of 163673272 is about 547.0066273941.

The spelling of 163673272 in words is "one hundred sixty-three million, six hundred seventy-three thousand, two hundred seventy-two".