163342256 has 120 divisors (see below), whose sum is σ = 421535520. Its totient is φ = 59811840.

The previous prime is 163342243. The next prime is 163342271. The reversal of 163342256 is 652243361.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 230030 + ... + 230738.

It is an arithmetic number, because the mean of its divisors is an integer number (3512796).

Almost surely, 2^163342256 is an apocalyptic number.

163342256 is a gapful number since it is divisible by the number (16) 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 163342256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210767760).

163342256 is an abundant number, since it is smaller than the sum of its proper divisors (258193264).

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

163342256 is a wasteful number, since it uses less digits than its factorization.

163342256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763 (or 746 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 163342256 is about 12780.5420855299. The cubic root of 163342256 is about 546.6376195816.

The spelling of 163342256 in words is "one hundred sixty-three million, three hundred forty-two thousand, two hundred fifty-six".