162418172 has 24 divisors (see below), whose sum is σ = 325395840. Its totient is φ = 69487920.

The previous prime is 162418171. The next prime is 162418219. The reversal of 162418172 is 271814261.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162418171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12647 + ... + 22017.

It is an arithmetic number, because the mean of its divisors is an integer number (13558160).

Almost surely, 2^162418172 is an apocalyptic number.

It is an amenable number.

162418172 is an abundant number, since it is smaller than the sum of its proper divisors (162977668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162418172 is a wasteful number, since it uses less digits than its factorization.

162418172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10001 (or 9999 counting only the distinct ones).

The product of its digits is 5376, while the sum is 32.

The square root of 162418172 is about 12744.3388216102. The cubic root of 162418172 is about 545.6048297446.

The spelling of 162418172 in words is "one hundred sixty-two million, four hundred eighteen thousand, one hundred seventy-two".