162729842 has 16 divisors (see below), whose sum is σ = 267408000. Its totient is φ = 73656240.

The previous prime is 162729841. The next prime is 162729863. The reversal of 162729842 is 248927261.

It is a self number, because there is not a number n which added to its sum of digits gives 162729842.

It is not an unprimeable number, because it can be changed into a prime (162729841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10217 + ... + 20732.

It is an arithmetic number, because the mean of its divisors is an integer number (16713000).

Almost surely, 2^162729842 is an apocalyptic number.

162729842 is a deficient number, since it is larger than the sum of its proper divisors (104678158).

162729842 is a wasteful number, since it uses less digits than its factorization.

162729842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31201.

The product of its digits is 96768, while the sum is 41.

The square root of 162729842 is about 12756.5607433979. The cubic root of 162729842 is about 545.9536002469.

The spelling of 162729842 in words is "one hundred sixty-two million, seven hundred twenty-nine thousand, eight hundred forty-two".