144443534 has 16 divisors (see below), whose sum is σ = 219402000. Its totient is φ = 71313600.

The previous prime is 144443531. The next prime is 144443561. The reversal of 144443534 is 435344441.

It is a self number, because there is not a number n which added to its sum of digits gives 144443534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144443531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100082 + ... + 101514.

It is an arithmetic number, because the mean of its divisors is an integer number (13712625).

Almost surely, 2^144443534 is an apocalyptic number.

144443534 is a deficient number, since it is larger than the sum of its proper divisors (74958466).

144443534 is a wasteful number, since it uses less digits than its factorization.

144443534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035.

The product of its digits is 46080, while the sum is 32.

The square root of 144443534 is about 12018.4663747085. The cubic root of 144443534 is about 524.6858698274.

Adding to 144443534 its reverse (435344441), we get a palindrome (579787975).

The spelling of 144443534 in words is "one hundred forty-four million, four hundred forty-three thousand, five hundred thirty-four".