1444274673 has 16 divisors (see below), whose sum is σ = 2010310656. Its totient is φ = 920581200.

The previous prime is 1444274653. The next prime is 1444274677. The reversal of 1444274673 is 3764724441.

It is not a de Polignac number, because 1444274673 - 2⁵ = 1444274641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1444274677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276936 + ... + 282102.

It is an arithmetic number, because the mean of its divisors is an integer number (125644416).

Almost surely, 2^1444274673 is an apocalyptic number.

It is an amenable number.

1444274673 is a deficient number, since it is larger than the sum of its proper divisors (566035983).

1444274673 is a wasteful number, since it uses less digits than its factorization.

1444274673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9244.

The product of its digits is 451584, while the sum is 42.

The square root of 1444274673 is about 38003.6139465709. The cubic root of 1444274673 is about 1130.3595256132.

The spelling of 1444274673 in words is "one billion, four hundred forty-four million, two hundred seventy-four thousand, six hundred seventy-three".