994328845 has 8 divisors (see below), whose sum is σ = 1193399064. Its totient is φ = 795326784.

The previous prime is 994328837. The next prime is 994328869. The reversal of 994328845 is 548823499.

It can be written as a sum of positive squares in 4 ways, for example, as 554084521 + 440244324 = 23539^2 + 20982^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 994328845 - 2³ = 994328837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 994328792 and 994328801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24087 + ... + 50683.

It is an arithmetic number, because the mean of its divisors is an integer number (149174883).

Almost surely, 2^994328845 is an apocalyptic number.

It is an amenable number.

994328845 is a deficient number, since it is larger than the sum of its proper divisors (199070219).

994328845 is a wasteful number, since it uses less digits than its factorization.

994328845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34079.

The product of its digits is 2488320, while the sum is 52.

The square root of 994328845 is about 31532.9802746268. The cubic root of 994328845 is about 998.1060301428.

The spelling of 994328845 in words is "nine hundred ninety-four million, three hundred twenty-eight thousand, eight hundred forty-five".