272972233 has 2 divisors, whose sum is σ = 272972234. Its totient is φ = 272972232.

The previous prime is 272972159. The next prime is 272972237. The reversal of 272972233 is 332279272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 176677264 + 96294969 = 13292^2 + 9813^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-272972233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 272972192 and 272972201.

It is not a weakly prime, because it can be changed into another prime (272972237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136486116 + 136486117.

It is an arithmetic number, because the mean of its divisors is an integer number (136486117).

Almost surely, 2^272972233 is an apocalyptic number.

It is an amenable number.

272972233 is a deficient number, since it is larger than the sum of its proper divisors (1).

272972233 is an equidigital number, since it uses as much as digits as its factorization.

272972233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 37.

The square root of 272972233 is about 16521.8713528462. The cubic root of 272972233 is about 648.6934171764.

The spelling of 272972233 in words is "two hundred seventy-two million, nine hundred seventy-two thousand, two hundred thirty-three".