750576949 has 2 divisors, whose sum is σ = 750576950. Its totient is φ = 750576948.

The previous prime is 750576913. The next prime is 750576971. The reversal of 750576949 is 949675057.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 714492900 + 36084049 = 26730^2 + 6007^2 .

It is a cyclic number.

It is not a de Polignac number, because 750576949 - 2¹¹ = 750574901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 750576896 and 750576905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (750576989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 375288474 + 375288475.

It is an arithmetic number, because the mean of its divisors is an integer number (375288475).

Almost surely, 2^750576949 is an apocalyptic number.

It is an amenable number.

750576949 is a deficient number, since it is larger than the sum of its proper divisors (1).

750576949 is an equidigital number, since it uses as much as digits as its factorization.

750576949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2381400, while the sum is 52.

The square root of 750576949 is about 27396.6594496482. The cubic root of 750576949 is about 908.7932113482.

The spelling of 750576949 in words is "seven hundred fifty million, five hundred seventy-six thousand, nine hundred forty-nine".