163523232 has 96 divisors (see below), whose sum is σ = 486077760. Its totient is φ = 53464320.

The previous prime is 163523219. The next prime is 163523263. The reversal of 163523232 is 232325361.

163523232 is a `hidden beast` number, since 1 + 635 + 2 + 3 + 23 + 2 = 666.

163523232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (27).

It is a junction number, because it is equal to n+sod(n) for n = 163523196 and 163523205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44007 + ... + 47577.

It is an arithmetic number, because the mean of its divisors is an integer number (5063310).

Almost surely, 2^163523232 is an apocalyptic number.

163523232 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 163523232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243038880).

163523232 is an abundant number, since it is smaller than the sum of its proper divisors (322554528).

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

163523232 is a wasteful number, since it uses less digits than its factorization.

163523232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3643 (or 3629 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 163523232 is about 12787.6202633641. The cubic root of 163523232 is about 546.8394285086.

Adding to 163523232 its reverse (232325361), we get a palindrome (395848593).

The spelling of 163523232 in words is "one hundred sixty-three million, five hundred twenty-three thousand, two hundred thirty-two".