1934148784 has 40 divisors (see below), whose sum is σ = 3808962560. Its totient is φ = 951283008.

The previous prime is 1934148781. The next prime is 1934148829. The reversal of 1934148784 is 4878414391.

It is not an unprimeable number, because it can be changed into a prime (1934148781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355009 + ... + 360415.

It is an arithmetic number, because the mean of its divisors is an integer number (95224064).

Almost surely, 2^1934148784 is an apocalyptic number.

It is an amenable number.

1934148784 is a deficient number, since it is larger than the sum of its proper divisors (1874813776).

1934148784 is a wasteful number, since it uses less digits than its factorization.

1934148784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5777 (or 5771 counting only the distinct ones).

The product of its digits is 774144, while the sum is 49.

The square root of 1934148784 is about 43978.9584233188. The cubic root of 1934148784 is about 1245.9385586341.

The spelling of 1934148784 in words is "one billion, nine hundred thirty-four million, one hundred forty-eight thousand, seven hundred eighty-four".