272366005 has 8 divisors (see below), whose sum is σ = 326951352. Its totient is φ = 217818048.

The previous prime is 272365981. The next prime is 272366021. The reversal of 272366005 is 500663272.

It can be written as a sum of positive squares in 4 ways, for example, as 34774609 + 237591396 = 5897^2 + 15414^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 272366005 - 2²¹ = 270268853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10527 + ... + 25603.

It is an arithmetic number, because the mean of its divisors is an integer number (40868919).

Almost surely, 2^272366005 is an apocalyptic number.

It is an amenable number.

272366005 is a deficient number, since it is larger than the sum of its proper divisors (54585347).

272366005 is a wasteful number, since it uses less digits than its factorization.

272366005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18695.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 272366005 is about 16503.5149286447. The cubic root of 272366005 is about 648.2128462064.

The spelling of 272366005 in words is "two hundred seventy-two million, three hundred sixty-six thousand, five".