144456746 has 8 divisors (see below), whose sum is σ = 247640160. Its totient is φ = 61910028.

The previous prime is 144456727. The next prime is 144456749. The reversal of 144456746 is 647654441.

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 (144456749) 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, 5159156 + ... + 5159183.

It is an arithmetic number, because the mean of its divisors is an integer number (30955020).

Almost surely, 2^144456746 is an apocalyptic number.

144456746 is a deficient number, since it is larger than the sum of its proper divisors (103183414).

144456746 is a wasteful number, since it uses less digits than its factorization.

144456746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10318348.

The product of its digits is 322560, while the sum is 41.

The square root of 144456746 is about 12019.0160162968. The cubic root of 144456746 is about 524.7018667091.

The spelling of 144456746 in words is "one hundred forty-four million, four hundred fifty-six thousand, seven hundred forty-six".