162423122 has 8 divisors (see below), whose sum is σ = 243889536. Its totient is φ = 81126612.

The previous prime is 162423109. The next prime is 162423127. The reversal of 162423122 is 221324261.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (162423127) 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 in 3 ways as a sum of consecutive naturals, for example, 40058 + ... + 43925.

It is an arithmetic number, because the mean of its divisors is an integer number (30486192).

Almost surely, 2^162423122 is an apocalyptic number.

162423122 is a deficient number, since it is larger than the sum of its proper divisors (81466414).

162423122 is an equidigital number, since it uses as much as digits as its factorization.

162423122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84952.

The product of its digits is 1152, while the sum is 23.

The square root of 162423122 is about 12744.5330240068. The cubic root of 162423122 is about 545.6103724669.

Adding to 162423122 its reverse (221324261), we get a palindrome (383747383).

The spelling of 162423122 in words is "one hundred sixty-two million, four hundred twenty-three thousand, one hundred twenty-two".