572500000 has 96 divisors (see below), whose sum is σ = 1415035440. Its totient is φ = 228000000.

The previous prime is 572499959. The next prime is 572500037. The reversal of 572500000 is 5275.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 416649744 + 155850256 = 20412^2 + 12484^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2499886 + ... + 2500114.

Almost surely, 2^572500000 is an apocalyptic number.

572500000 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 572500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (707517720).

572500000 is an abundant number, since it is smaller than the sum of its proper divisors (842535440).

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

572500000 is an frugal number, since it uses more digits than its factorization.

572500000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274 (or 236 counting only the distinct ones).

The product of its (nonzero) digits is 350, while the sum is 19.

The square root of 572500000 is about 23926.9722280108. The cubic root of 572500000 is about 830.3448511358.

Adding to 572500000 its reverse (5275), we get a palindrome (572505275).

The spelling of 572500000 in words is "five hundred seventy-two million, five hundred thousand".