144089544 has 32 divisors (see below), whose sum is σ = 369961920. Its totient is φ = 46731456.

The previous prime is 144089531. The next prime is 144089557. The reversal of 144089544 is 445980441.

It is an interprime number because it is at equal distance from previous prime (144089531) and next prime (144089557).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80244 + ... + 82019.

It is an arithmetic number, because the mean of its divisors is an integer number (11561310).

Almost surely, 2^144089544 is an apocalyptic number.

It is an amenable number.

144089544 is an abundant number, since it is smaller than the sum of its proper divisors (225872376).

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

144089544 is a wasteful number, since it uses less digits than its factorization.

144089544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162309 (or 162305 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 144089544 is about 12003.7304201652. The cubic root of 144089544 is about 524.2569006205.

The spelling of 144089544 in words is "one hundred forty-four million, eighty-nine thousand, five hundred forty-four".