2804572609 has 8 divisors (see below), whose sum is σ = 2814029960. Its totient is φ = 2795129856.

The previous prime is 2804572607. The next prime is 2804572627. The reversal of 2804572609 is 9062754082.

It can be written as a sum of positive squares in 4 ways, for example, as 466560000 + 2338012609 = 21600^2 + 48353^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2804572609 - 2¹ = 2804572607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2804572607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485989 + ... + 491725.

It is an arithmetic number, because the mean of its divisors is an integer number (351753745).

Almost surely, 2^2804572609 is an apocalyptic number.

It is an amenable number.

2804572609 is a deficient number, since it is larger than the sum of its proper divisors (9457351).

2804572609 is a wasteful number, since it uses less digits than its factorization.

2804572609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7299.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 2804572609 is about 52958.2156893527. The cubic root of 2804572609 is about 1410.2265801228.

The spelling of 2804572609 in words is "two billion, eight hundred four million, five hundred seventy-two thousand, six hundred nine".