2281825013 has 4 divisors (see below), whose sum is σ = 2457350028. Its totient is φ = 2106300000.

The previous prime is 2281825001. The next prime is 2281825033. The reversal of 2281825013 is 3105281822.

It is a happy number.

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 1048270129 + 1233554884 = 32377^2 + 35122^2 .

It is a cyclic number.

It is not a de Polignac number, because 2281825013 - 2⁴ = 2281824997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2281825033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87762488 + ... + 87762513.

It is an arithmetic number, because the mean of its divisors is an integer number (614337507).

Almost surely, 2^2281825013 is an apocalyptic number.

It is an amenable number.

2281825013 is a deficient number, since it is larger than the sum of its proper divisors (175525015).

2281825013 is a wasteful number, since it uses less digits than its factorization.

2281825013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175525014.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 2281825013 is about 47768.4520682846. The cubic root of 2281825013 is about 1316.5199526817.

The spelling of 2281825013 in words is "two billion, two hundred eighty-one million, eight hundred twenty-five thousand, thirteen".