1994119340 has 12 divisors (see below), whose sum is σ = 4187650656. Its totient is φ = 797647728.

The previous prime is 1994119339. The next prime is 1994119349. The reversal of 1994119340 is 439114991.

It is not an unprimeable number, because it can be changed into a prime (1994119349) 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 3 ways as a sum of consecutive naturals, for example, 49852964 + ... + 49853003.

It is an arithmetic number, because the mean of its divisors is an integer number (348970888).

Almost surely, 2^1994119340 is an apocalyptic number.

1994119340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1994119340 is an abundant number, since it is smaller than the sum of its proper divisors (2193531316).

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

1994119340 is a wasteful number, since it uses less digits than its factorization.

1994119340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99705976 (or 99705974 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 1994119340 is about 44655.5633712083. The cubic root of 1994119340 is about 1258.6849763939.

The spelling of 1994119340 in words is "one billion, nine hundred ninety-four million, one hundred nineteen thousand, three hundred forty".