144473734 has 8 divisors (see below), whose sum is σ = 216773928. Its totient is φ = 72215760.

The previous prime is 144473689. The next prime is 144473759. The reversal of 144473734 is 437374441.

144473734 is digitally balanced in base 2, because in such base 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 a junction number, because it is equal to n+sod(n) for n = 144473693 and 144473702.

It is a congruent 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, 189 + ... + 16999.

It is an arithmetic number, because the mean of its divisors is an integer number (27096741).

Almost surely, 2^144473734 is an apocalyptic number.

144473734 is a deficient number, since it is larger than the sum of its proper divisors (72300194).

144473734 is a wasteful number, since it uses less digits than its factorization.

144473734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21110.

The product of its digits is 112896, while the sum is 37.

The square root of 144473734 is about 12019.7227089480. The cubic root of 144473734 is about 524.7224340788.

It can be divided in two parts, 14447 and 3734, that added together give a palindrome (18181).

The spelling of 144473734 in words is "one hundred forty-four million, four hundred seventy-three thousand, seven hundred thirty-four".