272684197 has 2 divisors, whose sum is σ = 272684198. Its totient is φ = 272684196.

The previous prime is 272684189. The next prime is 272684207. The reversal of 272684197 is 791486272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167806116 + 104878081 = 12954^2 + 10241^2 .

It is a cyclic number.

It is not a de Polignac number, because 272684197 - 2³ = 272684189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272684107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136342098 + 136342099.

It is an arithmetic number, because the mean of its divisors is an integer number (136342099).

Almost surely, 2^272684197 is an apocalyptic number.

It is an amenable number.

272684197 is a deficient number, since it is larger than the sum of its proper divisors (1).

272684197 is an equidigital number, since it uses as much as digits as its factorization.

272684197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 46.

The square root of 272684197 is about 16513.1522429850. The cubic root of 272684197 is about 648.4651731862.

The spelling of 272684197 in words is "two hundred seventy-two million, six hundred eighty-four thousand, one hundred ninety-seven".