273421061 has 4 divisors (see below), whose sum is σ = 273491052. Its totient is φ = 273351072.

The previous prime is 273421051. The next prime is 273421063. The reversal of 273421061 is 160124372.

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 14822500 + 258598561 = 3850^2 + 16081^2 .

It is a cyclic number.

It is not a de Polignac number, because 273421061 - 2⁶ = 273420997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 273421061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273421063) 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, 28766 + ... + 37071.

It is an arithmetic number, because the mean of its divisors is an integer number (68372763).

Almost surely, 2^273421061 is an apocalyptic number.

It is an amenable number.

273421061 is a deficient number, since it is larger than the sum of its proper divisors (69991).

273421061 is an equidigital number, since it uses as much as digits as its factorization.

273421061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69990.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 273421061 is about 16535.4486180448. The cubic root of 273421061 is about 649.0487553224.

The spelling of 273421061 in words is "two hundred seventy-three million, four hundred twenty-one thousand, sixty-one".