163196928 has 156 divisors (see below), whose sum is σ = 498340440. Its totient is φ = 51314688.

The previous prime is 163196921. The next prime is 163196953. The reversal of 163196928 is 829691361.

It is a happy number.

163196928 is a `hidden beast` number, since 1 + 631 + 9 + 6 + 9 + 2 + 8 = 666.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (163196921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 700300 + ... + 700532.

It is an arithmetic number, because the mean of its divisors is an integer number (3194490).

Almost surely, 2^163196928 is an apocalyptic number.

163196928 is a gapful number since it is divisible by the number (18) 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 163196928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249170220).

163196928 is an abundant number, since it is smaller than the sum of its proper divisors (335143512).

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

163196928 is a wasteful number, since it uses less digits than its factorization.

163196928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282 (or 257 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 163196928 is about 12774.8553025073. The cubic root of 163196928 is about 546.4754543103.

It can be divided in two parts, 16 and 3196928, that added together give a square (3196944 = 1788²).

The spelling of 163196928 in words is "one hundred sixty-three million, one hundred ninety-six thousand, nine hundred twenty-eight".