2840724513 has 40 divisors (see below), whose sum is σ = 4662836640. Its totient is φ = 1709190720.

The previous prime is 2840724511. The next prime is 2840724521. The reversal of 2840724513 is 3154270482.

It is a happy number.

2840724513 is a `hidden beast` number, since 2 + 8 + 407 + 245 + 1 + 3 = 666.

It is not a de Polignac number, because 2840724513 - 2¹ = 2840724511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2840724511) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 112381 + ... + 135317.

It is an arithmetic number, because the mean of its divisors is an integer number (116570916).

Almost surely, 2^2840724513 is an apocalyptic number.

It is an amenable number.

2840724513 is a deficient number, since it is larger than the sum of its proper divisors (1822112127).

2840724513 is a wasteful number, since it uses less digits than its factorization.

2840724513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23099 (or 23090 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 2840724513 is about 53298.4475665099. The cubic root of 2840724513 is about 1416.2601638816.

Adding to 2840724513 its reverse (3154270482), we get a palindrome (5994994995).

The spelling of 2840724513 in words is "two billion, eight hundred forty million, seven hundred twenty-four thousand, five hundred thirteen".