272644679 has 2 divisors, whose sum is σ = 272644680. Its totient is φ = 272644678.

The previous prime is 272644649. The next prime is 272644703. The reversal of 272644679 is 976446272.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 272644679 - 2²⁰ = 271596103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272644609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136322339 + 136322340.

It is an arithmetic number, because the mean of its divisors is an integer number (136322340).

Almost surely, 2^272644679 is an apocalyptic number.

272644679 is a deficient number, since it is larger than the sum of its proper divisors (1).

272644679 is an equidigital number, since it uses as much as digits as its factorization.

272644679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 47.

The square root of 272644679 is about 16511.9556382641. The cubic root of 272644679 is about 648.4338460014.

The spelling of 272644679 in words is "two hundred seventy-two million, six hundred forty-four thousand, six hundred seventy-nine".