994441937 has 2 divisors, whose sum is σ = 994441938. Its totient is φ = 994441936.

The previous prime is 994441927. The next prime is 994441949. The reversal of 994441937 is 739144499.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 923612881 + 70829056 = 30391^2 + 8416^2 .

It is a cyclic number.

It is not a de Polignac number, because 994441937 - 2¹² = 994437841 is a prime.

It is not a weakly prime, because it can be changed into another prime (994441927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497220968 + 497220969.

It is an arithmetic number, because the mean of its divisors is an integer number (497220969).

Almost surely, 2^994441937 is an apocalyptic number.

It is an amenable number.

994441937 is a deficient number, since it is larger than the sum of its proper divisors (1).

994441937 is an equidigital number, since it uses as much as digits as its factorization.

994441937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 979776, while the sum is 50.

The square root of 994441937 is about 31534.7734572487. The cubic root of 994441937 is about 998.1438692435.

The spelling of 994441937 in words is "nine hundred ninety-four million, four hundred forty-one thousand, nine hundred thirty-seven".