163271346 has 32 divisors (see below), whose sum is σ = 375889920. Its totient is φ = 46311696.

The previous prime is 163271333. The next prime is 163271347. The reversal of 163271346 is 643172361.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (163271347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8146 + ... + 19821.

It is an arithmetic number, because the mean of its divisors is an integer number (11746560).

Almost surely, 2^163271346 is an apocalyptic number.

163271346 is an abundant number, since it is smaller than the sum of its proper divisors (212618574).

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

163271346 is a wasteful number, since it uses less digits than its factorization.

163271346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28118.

The product of its digits is 18144, while the sum is 33.

The square root of 163271346 is about 12777.7676454066. The cubic root of 163271346 is about 546.5585061809.

The spelling of 163271346 in words is "one hundred sixty-three million, two hundred seventy-one thousand, three hundred forty-six".