2509427825 has 12 divisors (see below), whose sum is σ = 3164432880. Its totient is φ = 1973514960.

The previous prime is 2509427819. The next prime is 2509427839. The reversal of 2509427825 is 5287249052.

It is not a de Polignac number, because 2509427825 - 2⁶ = 2509427761 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 849179 + ... + 852128.

It is an arithmetic number, because the mean of its divisors is an integer number (263702740).

Almost surely, 2^2509427825 is an apocalyptic number.

2509427825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2509427825 is a deficient number, since it is larger than the sum of its proper divisors (655005055).

2509427825 is a wasteful number, since it uses less digits than its factorization.

2509427825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701376 (or 1701371 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 2509427825 is about 50094.1895333181. The cubic root of 2509427825 is about 1358.9127384594.

The spelling of 2509427825 in words is "two billion, five hundred nine million, four hundred twenty-seven thousand, eight hundred twenty-five".