265062500 has 42 divisors (see below), whose sum is σ = 579953514. Its totient is φ = 106000000.

The previous prime is 265062461. The next prime is 265062517. The reversal of 265062500 is 5260562.

It is a happy number.

265062500 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 7 ways, for example, as 242175844 + 22886656 = 15562^2 + 4784^2 .

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 265062500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 60380 + ... + 64620.

It is an arithmetic number, because the mean of its divisors is an integer number (13808417).

Almost surely, 2^265062500 is an apocalyptic number.

265062500 is a gapful number since it is divisible by the number (20) 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 265062500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289976757).

265062500 is an abundant number, since it is smaller than the sum of its proper divisors (314891014).

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

265062500 is an frugal number, since it uses more digits than its factorization.

265062500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4275 (or 4248 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 265062500 is about 16280.7401551649. The cubic root of 265062500 is about 642.3663214143.

It can be divided in two parts, 265062 and 500, that added together give a palindrome (265562).

The spelling of 265062500 in words is "two hundred sixty-five million, sixty-two thousand, five hundred".