530835749 has 4 divisors (see below), whose sum is σ = 549140460. Its totient is φ = 512531040.

The previous prime is 530835677. The next prime is 530835751. The reversal of 530835749 is 947538035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 947538035 = 5 ⋅189507607.

It can be written as a sum of positive squares in 2 ways, for example, as 319336900 + 211498849 = 17870^2 + 14543^2 .

It is a cyclic number.

It is not a de Polignac number, because 530835749 - 2⁸ = 530835493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530835769) 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 in 3 ways as a sum of consecutive naturals, for example, 9152312 + ... + 9152369.

It is an arithmetic number, because the mean of its divisors is an integer number (137285115).

Almost surely, 2^530835749 is an apocalyptic number.

It is an amenable number.

530835749 is a deficient number, since it is larger than the sum of its proper divisors (18304711).

530835749 is a wasteful number, since it uses less digits than its factorization.

530835749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18304710.

The product of its (nonzero) digits is 453600, while the sum is 44.

The square root of 530835749 is about 23039.8730248237. The cubic root of 530835749 is about 809.6923838255.

The spelling of 530835749 in words is "five hundred thirty million, eight hundred thirty-five thousand, seven hundred forty-nine".