144348422 has 4 divisors (see below), whose sum is σ = 216522636. Its totient is φ = 72174210.

The previous prime is 144348409. The next prime is 144348427. The reversal of 144348422 is 224843441.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×144348422³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144348427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36087104 + ... + 36087107.

It is an arithmetic number, because the mean of its divisors is an integer number (54130659).

Almost surely, 2^144348422 is an apocalyptic number.

144348422 is a deficient number, since it is larger than the sum of its proper divisors (72174214).

144348422 is an equidigital number, since it uses as much as digits as its factorization.

144348422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72174213.

The product of its digits is 24576, while the sum is 32.

The square root of 144348422 is about 12014.5088122653. The cubic root of 144348422 is about 524.5706809169.

The spelling of 144348422 in words is "one hundred forty-four million, three hundred forty-eight thousand, four hundred twenty-two".