1444357874 has 8 divisors (see below), whose sum is σ = 2216921520. Its totient is φ = 705384036.

The previous prime is 1444357867. The next prime is 1444357877. The reversal of 1444357874 is 4787534441.

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 (1444357877) 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, 8397344 + ... + 8397515.

It is an arithmetic number, because the mean of its divisors is an integer number (277115190).

Almost surely, 2^1444357874 is an apocalyptic number.

1444357874 is a deficient number, since it is larger than the sum of its proper divisors (772563646).

1444357874 is a wasteful number, since it uses less digits than its factorization.

1444357874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16794904.

The product of its digits is 1505280, while the sum is 47.

The square root of 1444357874 is about 38004.7085767014. The cubic root of 1444357874 is about 1130.3812309114.

The spelling of 1444357874 in words is "one billion, four hundred forty-four million, three hundred fifty-seven thousand, eight hundred seventy-four".