1944964274 has 16 divisors (see below), whose sum is σ = 3268688256. Its totient is φ = 860180400.

The previous prime is 1944964247. The next prime is 1944964277. The reversal of 1944964274 is 4724694491.

It is not an unprimeable number, because it can be changed into a prime (1944964277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1193882 + ... + 1195509.

It is an arithmetic number, because the mean of its divisors is an integer number (204293016).

Almost surely, 2^1944964274 is an apocalyptic number.

1944964274 is a deficient number, since it is larger than the sum of its proper divisors (1323723982).

1944964274 is a wasteful number, since it uses less digits than its factorization.

1944964274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2389441.

The product of its digits is 1741824, while the sum is 50.

The square root of 1944964274 is about 44101.7491036353. The cubic root of 1944964274 is about 1248.2566147367.

The spelling of 1944964274 in words is "one billion, nine hundred forty-four million, nine hundred sixty-four thousand, two hundred seventy-four".