144423004 has 12 divisors (see below), whose sum is σ = 275716728. Its totient is φ = 65646800.

The previous prime is 144422983. The next prime is 144423023. The reversal of 144423004 is 400324441.

144423004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1641127 + ... + 1641214.

It is an arithmetic number, because the mean of its divisors is an integer number (22976394).

Almost surely, 2^144423004 is an apocalyptic number.

It is an amenable number.

144423004 is a deficient number, since it is larger than the sum of its proper divisors (131293724).

144423004 is a wasteful number, since it uses less digits than its factorization.

144423004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3282356 (or 3282354 counting only the distinct ones).

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

The square root of 144423004 is about 12017.6122420388. The cubic root of 144423004 is about 524.6610104908.

Adding to 144423004 its reverse (400324441), we get a palindrome (544747445).

The spelling of 144423004 in words is "one hundred forty-four million, four hundred twenty-three thousand, four".