163552842 has 12 divisors (see below), whose sum is σ = 354364530. Its totient is φ = 54517608.

The previous prime is 163552789. The next prime is 163552847. The reversal of 163552842 is 248255361.

163552842 is a `hidden beast` number, since 1 + 63 + 552 + 8 + 42 = 666.

It can be written as a sum of positive squares in only one way, i.e., 86657481 + 76895361 = 9309^2 + 8769^2 .

It is a junction number, because it is equal to n+sod(n) for n = 163552797 and 163552806.

It is not an unprimeable number, because it can be changed into a prime (163552847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4543117 + ... + 4543152.

Almost surely, 2^163552842 is an apocalyptic number.

163552842 is an abundant number, since it is smaller than the sum of its proper divisors (190811688).

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

163552842 is a wasteful number, since it uses less digits than its factorization.

163552842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9086277 (or 9086274 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 163552842 is about 12788.7779713310. Note that the first 3 decimals coincide. The cubic root of 163552842 is about 546.8724328674.

The spelling of 163552842 in words is "one hundred sixty-three million, five hundred fifty-two thousand, eight hundred forty-two".