163820352 has 56 divisors (see below), whose sum is σ = 452298816. Its totient is φ = 52231168.

The previous prime is 163820339. The next prime is 163820357. The reversal of 163820352 is 253028361.

163820352 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163820357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14133 + ... + 22964.

Almost surely, 2^163820352 is an apocalyptic number.

163820352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

163820352 is an abundant number, since it is smaller than the sum of its proper divisors (288478464).

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

163820352 is a wasteful number, since it uses less digits than its factorization.

163820352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37135 (or 37125 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 163820352 is about 12799.2324769886. The cubic root of 163820352 is about 547.1704286198.

The spelling of 163820352 in words is "one hundred sixty-three million, eight hundred twenty thousand, three hundred fifty-two".