2509435225 has 24 divisors (see below), whose sum is σ = 3441110112. Its totient is φ = 1800028800.

The previous prime is 2509435207. The next prime is 2509435261. The reversal of 2509435225 is 5225349052.

It is a happy number.

2509435225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2509435225 - 2¹¹ = 2509433177 is a prime.

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, 42427 + ... + 82576.

It is an arithmetic number, because the mean of its divisors is an integer number (143379588).

Almost surely, 2^2509435225 is an apocalyptic number.

2509435225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2509435225 is a deficient number, since it is larger than the sum of its proper divisors (931674887).

2509435225 is a wasteful number, since it uses less digits than its factorization.

2509435225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125097 (or 125092 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 2509435225 is about 50094.2633941253. The cubic root of 2509435225 is about 1358.9140742147.

It can be divided in two parts, 2509 and 435225, that added together give a palindrome (437734).

The spelling of 2509435225 in words is "two billion, five hundred nine million, four hundred thirty-five thousand, two hundred twenty-five".