1944092940 has 48 divisors (see below), whose sum is σ = 5680136448. Its totient is φ = 495884224.

The previous prime is 1944092933. The next prime is 1944092957. The reversal of 1944092940 is 492904491.

It is a junction number, because it is equal to n+sod(n) for n = 1944092892 and 1944092901.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 703002 + ... + 705761.

It is an arithmetic number, because the mean of its divisors is an integer number (118336176).

Almost surely, 2^1944092940 is an apocalyptic number.

1944092940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1944092940 is an abundant number, since it is smaller than the sum of its proper divisors (3736043508).

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

1944092940 is a wasteful number, since it uses less digits than its factorization.

1944092940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408798 (or 1408796 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 1944092940 is about 44091.8693185036. The cubic root of 1944092940 is about 1248.0701827107.

The spelling of 1944092940 in words is "one billion, nine hundred forty-four million, ninety-two thousand, nine hundred forty".