162744120 has 512 divisors, whose sum is σ = 718848000. Its totient is φ = 31726080.

The previous prime is 162744059. The next prime is 162744151. The reversal of 162744120 is 21447261.

162744120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1579989 + ... + 1580091.

It is an arithmetic number, because the mean of its divisors is an integer number (1404000).

Almost surely, 2^162744120 is an apocalyptic number.

162744120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162744120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (359424000).

162744120 is an abundant number, since it is smaller than the sum of its proper divisors (556103880).

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

162744120 is a wasteful number, since it uses less digits than its factorization.

162744120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 162744120 is about 12757.1203647218. The cubic root of 162744120 is about 545.9695671964.

The spelling of 162744120 in words is "one hundred sixty-two million, seven hundred forty-four thousand, one hundred twenty".