144424412 has 24 divisors (see below), whose sum is σ = 284616192. Its totient is φ = 63529200.

The previous prime is 144424391. The next prime is 144424421. The reversal of 144424412 is 214424441.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51578 + ... + 54305.

It is an arithmetic number, because the mean of its divisors is an integer number (11859008).

Almost surely, 2^144424412 is an apocalyptic number.

It is an amenable number.

144424412 is a deficient number, since it is larger than the sum of its proper divisors (140191780).

144424412 is a wasteful number, since it uses less digits than its factorization.

144424412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105929 (or 105927 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

The square root of 144424412 is about 12017.6708225845. The cubic root of 144424412 is about 524.6627154830.

Adding to 144424412 its reverse (214424441), we get a palindrome (358848853).

The spelling of 144424412 in words is "one hundred forty-four million, four hundred twenty-four thousand, four hundred twelve".