162421124 has 24 divisors (see below), whose sum is σ = 297743040. Its totient is φ = 77379104.

The previous prime is 162421109. The next prime is 162421151. The reversal of 162421124 is 421124261.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 162421124.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 21467 + ... + 28029.

It is an arithmetic number, because the mean of its divisors is an integer number (12405960).

Almost surely, 2^162421124 is an apocalyptic number.

It is an amenable number.

162421124 is a deficient number, since it is larger than the sum of its proper divisors (135321916).

162421124 is a wasteful number, since it uses less digits than its factorization.

162421124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6859 (or 6857 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 162421124 is about 12744.4546372138. The cubic root of 162421124 is about 545.6081352362.

Adding to 162421124 its reverse (421124261), we get a palindrome (583545385).

The spelling of 162421124 in words is "one hundred sixty-two million, four hundred twenty-one thousand, one hundred twenty-four".