162744142 has 8 divisors (see below), whose sum is σ = 266308632. Its totient is φ = 73974600.

The previous prime is 162744059. The next prime is 162744151. The reversal of 162744142 is 241447261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3698709 + ... + 3698752.

It is an arithmetic number, because the mean of its divisors is an integer number (33288579).

Almost surely, 2^162744142 is an apocalyptic number.

162744142 is a deficient number, since it is larger than the sum of its proper divisors (103564490).

162744142 is a wasteful number, since it uses less digits than its factorization.

162744142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7397474.

The product of its digits is 10752, while the sum is 31.

The square root of 162744142 is about 12757.1212269853. The cubic root of 162744142 is about 545.9695917981.

The spelling of 162744142 in words is "one hundred sixty-two million, seven hundred forty-four thousand, one hundred forty-two".