163917342 has 24 divisors (see below), whose sum is σ = 355871880. Its totient is φ = 54528720.

The previous prime is 163917329. The next prime is 163917353. The reversal of 163917342 is 243719361.

163917342 is a `hidden beast` number, since 1 + 639 + 17 + 3 + 4 + 2 = 666.

163917342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 163917297 and 163917306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217 + ... + 18107.

It is an arithmetic number, because the mean of its divisors is an integer number (14827995).

Almost surely, 2^163917342 is an apocalyptic number.

163917342 is an abundant number, since it is smaller than the sum of its proper divisors (191954538).

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

163917342 is a wasteful number, since it uses less digits than its factorization.

163917342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18408 (or 18405 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 163917342 is about 12803.0208154170. The cubic root of 163917342 is about 547.2783915790.

It can be divided in two parts, 1639 and 17342, that added together give a palindrome (18981).

The spelling of 163917342 in words is "one hundred sixty-three million, nine hundred seventeen thousand, three hundred forty-two".