163795320 has 192 divisors, whose sum is σ = 592300800. Its totient is φ = 38983680.

The previous prime is 163795301. The next prime is 163795339. The reversal of 163795320 is 23597361.

It is an interprime number because it is at equal distance from previous prime (163795301) and next prime (163795339).

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

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 47 ways as a sum of consecutive naturals, for example, 144516 + ... + 145644.

It is an arithmetic number, because the mean of its divisors is an integer number (3084900).

Almost surely, 2^163795320 is an apocalyptic number.

163795320 is a gapful number since it is divisible by the number (10) 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 163795320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296150400).

163795320 is an abundant number, since it is smaller than the sum of its proper divisors (428505480).

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

163795320 is a wasteful number, since it uses less digits than its factorization.

163795320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190 (or 1183 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 163795320 is about 12798.2545684949. The cubic root of 163795320 is about 547.1425577078.

The spelling of 163795320 in words is "one hundred sixty-three million, seven hundred ninety-five thousand, three hundred twenty".