162367642 has 4 divisors (see below), whose sum is σ = 243551466. Its totient is φ = 81183820.

The previous prime is 162367637. The next prime is 162367643. The reversal of 162367642 is 246763261.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 82283041 + 80084601 = 9071^2 + 8949^2 .

It is not an unprimeable number, because it can be changed into a prime (162367643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40591909 + ... + 40591912.

Almost surely, 2^162367642 is an apocalyptic number.

162367642 is a deficient number, since it is larger than the sum of its proper divisors (81183824).

162367642 is an equidigital number, since it uses as much as digits as its factorization.

162367642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81183823.

The product of its digits is 72576, while the sum is 37.

The square root of 162367642 is about 12742.3562185335. The cubic root of 162367642 is about 545.5482427440.

The spelling of 162367642 in words is "one hundred sixty-two million, three hundred sixty-seven thousand, six hundred forty-two".