163242436 has 12 divisors (see below), whose sum is σ = 326484928. Its totient is φ = 69961032.

The previous prime is 163242427. The next prime is 163242437. The reversal of 163242436 is 634242361.

163242436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

163242436 is an admirable number.

It is a super-2 number, since 2×163242436² = 53296185822428192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 163242398 and 163242407.

It is not an unprimeable number, because it can be changed into a prime (163242437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2915016 + ... + 2915071.

Almost surely, 2^163242436 is an apocalyptic number.

It is an amenable number.

163242436 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

163242436 is a wasteful number, since it uses less digits than its factorization.

163242436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5830098 (or 5830096 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 163242436 is about 12776.6363335582. The cubic root of 163242436 is about 546.5262450820.

Adding to 163242436 its reverse (634242361), we get a palindrome (797484797).

The spelling of 163242436 in words is "one hundred sixty-three million, two hundred forty-two thousand, four hundred thirty-six".