1944446474 has 8 divisors (see below), whose sum is σ = 2917009920. Its totient is φ = 972109836.

The previous prime is 1944446423. The next prime is 1944446507. The reversal of 1944446474 is 4746444491.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33344 + ... + 70715.

It is an arithmetic number, because the mean of its divisors is an integer number (364626240).

Almost surely, 2^1944446474 is an apocalyptic number.

1944446474 is a deficient number, since it is larger than the sum of its proper divisors (972563446).

1944446474 is a wasteful number, since it uses less digits than its factorization.

1944446474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113404.

The product of its digits is 1548288, while the sum is 47.

The square root of 1944446474 is about 44095.8781974007. The cubic root of 1944446474 is about 1248.1458321291.

The spelling of 1944446474 in words is "one billion, nine hundred forty-four million, four hundred forty-six thousand, four hundred seventy-four".