949497449 has 2 divisors, whose sum is σ = 949497450. Its totient is φ = 949497448.

The previous prime is 949497421. The next prime is 949497457. The reversal of 949497449 is 944794949.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 583464025 + 366033424 = 24155^2 + 19132^2 .

It is a cyclic number.

It is not a de Polignac number, because 949497449 - 2⁸ = 949497193 is a prime.

It is not a weakly prime, because it can be changed into another prime (949497649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474748724 + 474748725.

It is an arithmetic number, because the mean of its divisors is an integer number (474748725).

Almost surely, 2^949497449 is an apocalyptic number.

It is an amenable number.

949497449 is a deficient number, since it is larger than the sum of its proper divisors (1).

949497449 is an equidigital number, since it uses as much as digits as its factorization.

949497449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11757312, while the sum is 59.

The square root of 949497449 is about 30813.9164826544. The cubic root of 949497449 is about 982.8741975159.

The spelling of 949497449 in words is "nine hundred forty-nine million, four hundred ninety-seven thousand, four hundred forty-nine".