144422504 has 8 divisors (see below), whose sum is σ = 270792210. Its totient is φ = 72211248.

The previous prime is 144422489. The next prime is 144422519. The reversal of 144422504 is 405224441.

144422504 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (144422489) and next prime (144422519).

It can be written as a sum of positive squares in only one way, i.e., 88322404 + 56100100 = 9398^2 + 7490^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9026399 + ... + 9026414.

Almost surely, 2^144422504 is an apocalyptic number.

It is an amenable number.

144422504 is a deficient number, since it is larger than the sum of its proper divisors (126369706).

144422504 is a wasteful number, since it uses less digits than its factorization.

144422504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18052819 (or 18052815 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 144422504 is about 12017.5914392194. The cubic root of 144422504 is about 524.6604050221.

Adding to 144422504 its reverse (405224441), we get a palindrome (549646945).

The spelling of 144422504 in words is "one hundred forty-four million, four hundred twenty-two thousand, five hundred four".