1944675912 has 32 divisors (see below), whose sum is σ = 4863283200. Its totient is φ = 648012864.

The previous prime is 1944675893. The next prime is 1944675919. The reversal of 1944675912 is 2195764491.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1944675919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72889 + ... + 95927.

It is an arithmetic number, because the mean of its divisors is an integer number (151977600).

Almost surely, 2^1944675912 is an apocalyptic number.

1944675912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1944675912 is an abundant number, since it is smaller than the sum of its proper divisors (2918607288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1944675912 is a wasteful number, since it uses less digits than its factorization.

1944675912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26565 (or 26561 counting only the distinct ones).

The product of its digits is 544320, while the sum is 48.

The square root of 1944675912 is about 44098.4797016859. The cubic root of 1944675912 is about 1248.1949225042.

The spelling of 1944675912 in words is "one billion, nine hundred forty-four million, six hundred seventy-five thousand, nine hundred twelve".