144453242 has 8 divisors (see below), whose sum is σ = 223669632. Its totient is φ = 69896700.

The previous prime is 144453241. The next prime is 144453247. The reversal of 144453242 is 242354441.

144453242 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (144453241) 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, 1164884 + ... + 1165007.

It is an arithmetic number, because the mean of its divisors is an integer number (27958704).

Almost surely, 2^144453242 is an apocalyptic number.

144453242 is a deficient number, since it is larger than the sum of its proper divisors (79216390).

144453242 is a wasteful number, since it uses less digits than its factorization.

144453242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329924.

The product of its digits is 15360, while the sum is 29.

The square root of 144453242 is about 12018.8702464084. The cubic root of 144453242 is about 524.6976242160.

The spelling of 144453242 in words is "one hundred forty-four million, four hundred fifty-three thousand, two hundred forty-two".