530442400 has 36 divisors (see below), whose sum is σ = 1294944462. Its totient is φ = 212176640.

The previous prime is 530442389. The next prime is 530442413. The reversal of 530442400 is 4244035.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 440496144 + 89946256 = 20988^2 + 9484^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 330727 + ... + 332326.

Almost surely, 2^530442400 is an apocalyptic number.

530442400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

530442400 is an abundant number, since it is smaller than the sum of its proper divisors (764502062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530442400 is a wasteful number, since it uses less digits than its factorization.

530442400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663073 (or 663060 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 530442400 is about 23031.3351762333. The cubic root of 530442400 is about 809.4923405354.

Adding to 530442400 its reverse (4244035), we get a palindrome (534686435).

The spelling of 530442400 in words is "five hundred thirty million, four hundred forty-two thousand, four hundred".