994785173 has 8 divisors (see below), whose sum is σ = 1054189080. Its totient is φ = 937054720.

The previous prime is 994785137. The next prime is 994785179. The reversal of 994785173 is 371587499.

It can be written as a sum of positive squares in 4 ways, for example, as 19909444 + 974875729 = 4462^2 + 31223^2 .

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 994785173 - 2¹⁰ = 994784149 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 (994785179) 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, 417140 + ... + 419517.

It is an arithmetic number, because the mean of its divisors is an integer number (131773635).

Almost surely, 2^994785173 is an apocalyptic number.

It is an amenable number.

994785173 is a deficient number, since it is larger than the sum of its proper divisors (59403907).

994785173 is a wasteful number, since it uses less digits than its factorization.

994785173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836727.

The product of its digits is 1905120, while the sum is 53.

The square root of 994785173 is about 31540.2151704772. The cubic root of 994785173 is about 998.2586939465.

The spelling of 994785173 in words is "nine hundred ninety-four million, seven hundred eighty-five thousand, one hundred seventy-three".