530722600 has 24 divisors (see below), whose sum is σ = 1233930510. Its totient is φ = 212288960.

The previous prime is 530722583. The next prime is 530722601. The reversal of 530722600 is 6227035.

It can be written as a sum of positive squares in 3 ways, for example, as 406667556 + 124055044 = 20166^2 + 11138^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (530722601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1326607 + ... + 1327006.

Almost surely, 2^530722600 is an apocalyptic number.

530722600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

530722600 is an abundant number, since it is smaller than the sum of its proper divisors (703207910).

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

530722600 is a wasteful number, since it uses less digits than its factorization.

530722600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2653629 (or 2653620 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 530722600 is about 23037.4173899767. The cubic root of 530722600 is about 809.6348504021.

Adding to 530722600 its reverse (6227035), we get a palindrome (536949635).

The spelling of 530722600 in words is "five hundred thirty million, seven hundred twenty-two thousand, six hundred".