162441144 has 24 divisors (see below), whose sum is σ = 439944960. Its totient is φ = 54147024.

The previous prime is 162441121. The next prime is 162441163. The reversal of 162441144 is 441144261.

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1127992 + ... + 1128135.

It is an arithmetic number, because the mean of its divisors is an integer number (18331040).

Almost surely, 2^162441144 is an apocalyptic number.

It is an amenable number.

162441144 is an abundant number, since it is smaller than the sum of its proper divisors (277503816).

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

162441144 is a wasteful number, since it uses less digits than its factorization.

162441144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256139 (or 2256132 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 162441144 is about 12745.2400526628. The cubic root of 162441144 is about 545.6305515037.

The spelling of 162441144 in words is "one hundred sixty-two million, four hundred forty-one thousand, one hundred forty-four".