994208049 has 6 divisors (see below), whose sum is σ = 1436078306. Its totient is φ = 662805360.

The previous prime is 994208027. The next prime is 994208063. The reversal of 994208049 is 940802499.

It can be written as a sum of positive squares in only one way, i.e., 788486400 + 205721649 = 28080^2 + 14343^2 .

It is not a de Polignac number, because 994208049 - 2⁸ = 994207793 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 994207995 and 994208013.

It is not an unprimeable number, because it can be changed into a prime (994208069) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55233772 + ... + 55233789.

Almost surely, 2^994208049 is an apocalyptic number.

It is an amenable number.

994208049 is a deficient number, since it is larger than the sum of its proper divisors (441870257).

994208049 is a wasteful number, since it uses less digits than its factorization.

994208049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110467567 (or 110467564 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 994208049 is about 31531.0648250261. The cubic root of 994208049 is about 998.0656102156.

The spelling of 994208049 in words is "nine hundred ninety-four million, two hundred eight thousand, forty-nine".