144443346 has 8 divisors (see below), whose sum is σ = 288886704. Its totient is φ = 48147780.

The previous prime is 144443333. The next prime is 144443359. The reversal of 144443346 is 643344441.

It is an interprime number because it is at equal distance from previous prime (144443333) and next prime (144443359).

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

144443346 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12036940 + ... + 12036951.

It is an arithmetic number, because the mean of its divisors is an integer number (36110838).

Almost surely, 2^144443346 is an apocalyptic number.

144443346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144443346 is a wasteful number, since it uses less digits than its factorization.

144443346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24073896.

The product of its digits is 55296, while the sum is 33.

The square root of 144443346 is about 12018.4585534086. The cubic root of 144443346 is about 524.6856421929.

Adding to 144443346 its reverse (643344441), we get a palindrome (787787787).

The spelling of 144443346 in words is "one hundred forty-four million, four hundred forty-three thousand, three hundred forty-six".