273043641 has 16 divisors (see below), whose sum is σ = 401627520. Its totient is φ = 163927680.

The previous prime is 273043621. The next prime is 273043643. The reversal of 273043641 is 146340372.

It is not a de Polignac number, because 273043641 - 2⁶ = 273043577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 273043599 and 273043608.

It is not an unprimeable number, because it can be changed into a prime (273043643) 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 15 ways as a sum of consecutive naturals, for example, 83781 + ... + 86978.

It is an arithmetic number, because the mean of its divisors is an integer number (25101720).

Almost surely, 2^273043641 is an apocalyptic number.

It is an amenable number.

273043641 is a deficient number, since it is larger than the sum of its proper divisors (128583879).

273043641 is a wasteful number, since it uses less digits than its factorization.

273043641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170816.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 273043641 is about 16524.0322258219. The cubic root of 273043641 is about 648.7499770939.

The spelling of 273043641 in words is "two hundred seventy-three million, forty-three thousand, six hundred forty-one".