530722700 has 72 divisors (see below), whose sum is σ = 1222421760. Its totient is φ = 199566400.

The previous prime is 530722679. The next prime is 530722721. The reversal of 530722700 is 7227035.

It is an interprime number because it is at equal distance from previous prime (530722679) and next prime (530722721).

It is a self number, because there is not a number n which added to its sum of digits gives 530722700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133745 + ... + 137655.

It is an arithmetic number, because the mean of its divisors is an integer number (16978080).

Almost surely, 2^530722700 is an apocalyptic number.

530722700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 530722700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (611210880).

530722700 is an abundant number, since it is smaller than the sum of its proper divisors (691699060).

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

530722700 is a wasteful number, since it uses less digits than its factorization.

530722700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007 (or 4000 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 530722700 is about 23037.4195603588. The cubic root of 530722700 is about 809.6349012532.

Adding to 530722700 its reverse (7227035), we get a palindrome (537949735).

The spelling of 530722700 in words is "five hundred thirty million, seven hundred twenty-two thousand, seven hundred".