755284949 has 2 divisors, whose sum is σ = 755284950. Its totient is φ = 755284948.

The previous prime is 755284939. The next prime is 755284967. The reversal of 755284949 is 949482557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 745563025 + 9721924 = 27305^2 + 3118^2 .

It is a cyclic number.

It is not a de Polignac number, because 755284949 - 2²⁴ = 738507733 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 755284949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (755284909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377642474 + 377642475.

It is an arithmetic number, because the mean of its divisors is an integer number (377642475).

Almost surely, 2^755284949 is an apocalyptic number.

It is an amenable number.

755284949 is a deficient number, since it is larger than the sum of its proper divisors (1).

755284949 is an equidigital number, since it uses as much as digits as its factorization.

755284949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 53.

The square root of 755284949 is about 27482.4480168707. The cubic root of 755284949 is about 910.6893898551.

The spelling of 755284949 in words is "seven hundred fifty-five million, two hundred eighty-four thousand, nine hundred forty-nine".