1944271662 has 16 divisors (see below), whose sum is σ = 3889292112. Its totient is φ = 647965760.

The previous prime is 1944271643. The next prime is 1944271669. The reversal of 1944271662 is 2661724491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1944271669) 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, 5962 + ... + 62642.

It is an arithmetic number, because the mean of its divisors is an integer number (243080757).

Almost surely, 2^1944271662 is an apocalyptic number.

1944271662 is an abundant number, since it is smaller than the sum of its proper divisors (1945020450).

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

1944271662 is a wasteful number, since it uses less digits than its factorization.

1944271662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62403.

The product of its digits is 145152, while the sum is 42.

The square root of 1944271662 is about 44093.8959721184. The cubic root of 1944271662 is about 1248.1084268982.

The spelling of 1944271662 in words is "one billion, nine hundred forty-four million, two hundred seventy-one thousand, six hundred sixty-two".