530243429 has 8 divisors (see below), whose sum is σ = 540690552. Its totient is φ = 519812800.

The previous prime is 530243423. The next prime is 530243489. The reversal of 530243429 is 924342035.

It can be written as a sum of positive squares in 4 ways, for example, as 203718529 + 326524900 = 14273^2 + 18070^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530243429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 530243395 and 530243404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530243423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75779 + ... + 82479.

It is an arithmetic number, because the mean of its divisors is an integer number (67586319).

Almost surely, 2^530243429 is an apocalyptic number.

It is an amenable number.

530243429 is a deficient number, since it is larger than the sum of its proper divisors (10447123).

530243429 is a wasteful number, since it uses less digits than its factorization.

530243429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8247.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 530243429 is about 23027.0151995433. The cubic root of 530243429 is about 809.3911133060.

The spelling of 530243429 in words is "five hundred thirty million, two hundred forty-three thousand, four hundred twenty-nine".