144432004 has 6 divisors (see below), whose sum is σ = 252756014. Its totient is φ = 72216000.

The previous prime is 144431951. The next prime is 144432037. The reversal of 144432004 is 400234441.

144432004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 78854400 + 65577604 = 8880^2 + 8098^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18053997 + ... + 18054004.

Almost surely, 2^144432004 is an apocalyptic number.

It is an amenable number.

144432004 is a deficient number, since it is larger than the sum of its proper divisors (108324010).

144432004 is a wasteful number, since it uses less digits than its factorization.

144432004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36108005 (or 36108003 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 144432004 is about 12017.9866866293. The cubic root of 144432004 is about 524.6719086877.

Adding to 144432004 its reverse (400234441), we get a palindrome (544666445).

The spelling of 144432004 in words is "one hundred forty-four million, four hundred thirty-two thousand, four".