2425208609 has 4 divisors (see below), whose sum is σ = 2470967316. Its totient is φ = 2379449904.

The previous prime is 2425208603. The next prime is 2425208663. The reversal of 2425208609 is 9068025242.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 797893009 + 1627315600 = 28247^2 + 40340^2 .

It is a cyclic number.

It is not a de Polignac number, because 2425208609 - 2¹⁶ = 2425143073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2425208603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22879274 + ... + 22879379.

It is an arithmetic number, because the mean of its divisors is an integer number (617741829).

Almost surely, 2^2425208609 is an apocalyptic number.

It is an amenable number.

2425208609 is a deficient number, since it is larger than the sum of its proper divisors (45758707).

2425208609 is an equidigital number, since it uses as much as digits as its factorization.

2425208609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45758706.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 2425208609 is about 49246.4070669120. The cubic root of 2425208609 is about 1343.5372144798.

The spelling of 2425208609 in words is "two billion, four hundred twenty-five million, two hundred eight thousand, six hundred nine".