163272672 has 96 divisors (see below), whose sum is σ = 482297760. Its totient is φ = 54400896.

The previous prime is 163272671. The next prime is 163272673. The reversal of 163272672 is 276272361.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (163272671) and next prime (163272673).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163272671) 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, 68818 + ... + 71150.

It is an arithmetic number, because the mean of its divisors is an integer number (5023935).

Almost surely, 2^163272672 is an apocalyptic number.

163272672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163272672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241148880).

163272672 is an abundant number, since it is smaller than the sum of its proper divisors (319025088).

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

163272672 is an frugal number, since it uses more digits than its factorization.

163272672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364 (or 2338 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 163272672 is about 12777.8195322989. The cubic root of 163272672 is about 546.5599857926.

The spelling of 163272672 in words is "one hundred sixty-three million, two hundred seventy-two thousand, six hundred seventy-two".