273226013 has 4 divisors (see below), whose sum is σ = 273641280. Its totient is φ = 272810748.

The previous prime is 273226007. The next prime is 273226021. The reversal of 273226013 is 310622372.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 273226013 - 2¹⁰ = 273224989 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 (273226043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206645 + ... + 207962.

It is an arithmetic number, because the mean of its divisors is an integer number (68410320).

Almost surely, 2^273226013 is an apocalyptic number.

It is an amenable number.

273226013 is a deficient number, since it is larger than the sum of its proper divisors (415267).

273226013 is an equidigital number, since it uses as much as digits as its factorization.

273226013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415266.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 273226013 is about 16529.5496913860. The cubic root of 273226013 is about 648.8943831904.

Adding to 273226013 its reverse (310622372), we get a palindrome (583848385).

The spelling of 273226013 in words is "two hundred seventy-three million, two hundred twenty-six thousand, thirteen".