163325236 has 24 divisors (see below), whose sum is σ = 299097344. Its totient is φ = 77941440.

The previous prime is 163325213. The next prime is 163325249. The reversal of 163325236 is 632523361.

It is a happy number.

163325236 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 163325198 and 163325207.

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 7 ways as a sum of consecutive naturals, for example, 31 + ... + 18073.

Almost surely, 2^163325236 is an apocalyptic number.

It is an amenable number.

163325236 is a deficient number, since it is larger than the sum of its proper divisors (135772108).

163325236 is a wasteful number, since it uses less digits than its factorization.

163325236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18151 (or 18149 counting only the distinct ones).

The product of its digits is 19440, while the sum is 31.

The square root of 163325236 is about 12779.8762122330. The cubic root of 163325236 is about 546.6186326689.

Adding to 163325236 its reverse (632523361), we get a palindrome (795848597).

The spelling of 163325236 in words is "one hundred sixty-three million, three hundred twenty-five thousand, two hundred thirty-six".