535806949 has 2 divisors, whose sum is σ = 535806950. Its totient is φ = 535806948.

The previous prime is 535806937. The next prime is 535806989. The reversal of 535806949 is 949608535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 528678049 + 7128900 = 22993^2 + 2670^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-535806949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (535806989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267903474 + 267903475.

It is an arithmetic number, because the mean of its divisors is an integer number (267903475).

Almost surely, 2^535806949 is an apocalyptic number.

It is an amenable number.

535806949 is a deficient number, since it is larger than the sum of its proper divisors (1).

535806949 is an equidigital number, since it uses as much as digits as its factorization.

535806949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1166400, while the sum is 49.

The square root of 535806949 is about 23147.5041635162. The cubic root of 535806949 is about 812.2120852538.

The spelling of 535806949 in words is "five hundred thirty-five million, eight hundred six thousand, nine hundred forty-nine".