994920789 has 8 divisors (see below), whose sum is σ = 1369353472. Its totient is φ = 641884320.

The previous prime is 994920779. The next prime is 994920803. The reversal of 994920789 is 987029499.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 994920789 - 2¹¹ = 994918741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994920709) 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, 5348944 + ... + 5349129.

It is an arithmetic number, because the mean of its divisors is an integer number (171169184).

Almost surely, 2^994920789 is an apocalyptic number.

It is an amenable number.

994920789 is a deficient number, since it is larger than the sum of its proper divisors (374432683).

994920789 is a wasteful number, since it uses less digits than its factorization.

994920789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10698107.

The product of its (nonzero) digits is 2939328, while the sum is 57.

The square root of 994920789 is about 31542.3649874260. The cubic root of 994920789 is about 998.3040550634.

The spelling of 994920789 in words is "nine hundred ninety-four million, nine hundred twenty thousand, seven hundred eighty-nine".