144334229 has 4 divisors (see below), whose sum is σ = 155436876. Its totient is φ = 133231584.

The previous prime is 144334219. The next prime is 144334277. The reversal of 144334229 is 922433441.

144334229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 26112100 + 118222129 = 5110^2 + 10873^2 .

It is a cyclic number.

It is not a de Polignac number, because 144334229 - 2¹² = 144330133 is a prime.

It is a super-2 number, since 2×144334229² = 41664739322048882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144334195 and 144334204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144334219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5551304 + ... + 5551329.

It is an arithmetic number, because the mean of its divisors is an integer number (38859219).

Almost surely, 2^144334229 is an apocalyptic number.

It is an amenable number.

144334229 is a deficient number, since it is larger than the sum of its proper divisors (11102647).

144334229 is a wasteful number, since it uses less digits than its factorization.

144334229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11102646.

The product of its digits is 20736, while the sum is 32.

The square root of 144334229 is about 12013.9181368944. The cubic root of 144334229 is about 524.5534876203.

The spelling of 144334229 in words is "one hundred forty-four million, three hundred thirty-four thousand, two hundred twenty-nine".