144242033 has 8 divisors (see below), whose sum is σ = 157084200. Its totient is φ = 131649408.

The previous prime is 144242029. The next prime is 144242047. The reversal of 144242033 is 330242441.

144242033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 73984 + 144168049 = 272^2 + 12007^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144242033 - 2² = 144242029 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144242933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61178 + ... + 63491.

It is an arithmetic number, because the mean of its divisors is an integer number (19635525).

Almost surely, 2^144242033 is an apocalyptic number.

144242033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

144242033 is a deficient number, since it is larger than the sum of its proper divisors (12842167).

144242033 is a wasteful number, since it uses less digits than its factorization.

144242033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124771.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 144242033 is about 12010.0804743349. The cubic root of 144242033 is about 524.4417746085.

Adding to 144242033 its reverse (330242441), we get a palindrome (474484474).

The spelling of 144242033 in words is "one hundred forty-four million, two hundred forty-two thousand, thirty-three".