144535552 has 78 divisors (see below), whose sum is σ = 335044664. Its totient is φ = 61071360.

The previous prime is 144535543. The next prime is 144535571. The reversal of 144535552 is 255535441.

Its product of digits (60000) is a multiple of the sum of its prime divisors (80).

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, 2035677 + ... + 2035747.

Almost surely, 2^144535552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144535552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167522332).

144535552 is an abundant number, since it is smaller than the sum of its proper divisors (190509112).

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

144535552 is an frugal number, since it uses more digits than its factorization.

144535552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 80 counting only the distinct ones).

The product of its digits is 60000, while the sum is 34.

The square root of 144535552 is about 12022.2939574775. The cubic root of 144535552 is about 524.7972635193.

The spelling of 144535552 in words is "one hundred forty-four million, five hundred thirty-five thousand, five hundred fifty-two".