2873456213 has 4 divisors (see below), whose sum is σ = 2972540940. Its totient is φ = 2774371488.

The previous prime is 2873456197. The next prime is 2873456231. The reversal of 2873456213 is 3126543782.

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 1123456324 + 1749999889 = 33518^2 + 41833^2 .

It is a cyclic number.

It is not a de Polignac number, because 2873456213 - 2⁴ = 2873456197 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 (2873456293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49542320 + ... + 49542377.

It is an arithmetic number, because the mean of its divisors is an integer number (743135235).

Almost surely, 2^2873456213 is an apocalyptic number.

It is an amenable number.

2873456213 is a deficient number, since it is larger than the sum of its proper divisors (99084727).

2873456213 is an equidigital number, since it uses as much as digits as its factorization.

2873456213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99084726.

The product of its digits is 241920, while the sum is 41.

The square root of 2873456213 is about 53604.6286527572. The cubic root of 2873456213 is about 1421.6789327704.

Adding to 2873456213 its reverse (3126543782), we get a palindrome (5999999995).

The spelling of 2873456213 in words is "two billion, eight hundred seventy-three million, four hundred fifty-six thousand, two hundred thirteen".