2250040013 has 4 divisors (see below), whose sum is σ = 2423120028. Its totient is φ = 2076960000.

The previous prime is 2250039997. The next prime is 2250040043. The reversal of 2250040013 is 3100400522.

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 672520489 + 1577519524 = 25933^2 + 39718^2 .

It is a cyclic number.

It is not a de Polignac number, because 2250040013 - 2⁴ = 2250039997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2250039973 and 2250040000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2250040043) 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, 86539988 + ... + 86540013.

It is an arithmetic number, because the mean of its divisors is an integer number (605780007).

Almost surely, 2^2250040013 is an apocalyptic number.

It is an amenable number.

2250040013 is a deficient number, since it is larger than the sum of its proper divisors (173080015).

2250040013 is a wasteful number, since it uses less digits than its factorization.

2250040013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173080014.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2250040013 is about 47434.5866747039. The cubic root of 2250040013 is about 1310.3784647418.

Adding to 2250040013 its reverse (3100400522), we get a palindrome (5350440535).

The spelling of 2250040013 in words is "two billion, two hundred fifty million, forty thousand, thirteen".