449330939 has 2 divisors, whose sum is σ = 449330940. Its totient is φ = 449330938.

The previous prime is 449330933. The next prime is 449330969. The reversal of 449330939 is 939033944.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 449330939 - 2¹⁶ = 449265403 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 449330939.

It is not a weakly prime, because it can be changed into another prime (449330933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224665469 + 224665470.

It is an arithmetic number, because the mean of its divisors is an integer number (224665470).

Almost surely, 2^449330939 is an apocalyptic number.

449330939 is a deficient number, since it is larger than the sum of its proper divisors (1).

449330939 is an equidigital number, since it uses as much as digits as its factorization.

449330939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928, while the sum is 44.

The square root of 449330939 is about 21197.4276505429. The cubic root of 449330939 is about 765.9294604946.

The spelling of 449330939 in words is "four hundred forty-nine million, three hundred thirty thousand, nine hundred thirty-nine".