272223793 has 2 divisors, whose sum is σ = 272223794. Its totient is φ = 272223792.

The previous prime is 272223781. The next prime is 272223797. The reversal of 272223793 is 397322272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 260887104 + 11336689 = 16152^2 + 3367^2 .

It is a cyclic number.

It is not a de Polignac number, because 272223793 - 2²¹ = 270126641 is a prime.

It is not a weakly prime, because it can be changed into another prime (272223797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136111896 + 136111897.

It is an arithmetic number, because the mean of its divisors is an integer number (136111897).

Almost surely, 2^272223793 is an apocalyptic number.

It is an amenable number.

272223793 is a deficient number, since it is larger than the sum of its proper divisors (1).

272223793 is an equidigital number, since it uses as much as digits as its factorization.

272223793 is an odious number, because the sum of its binary digits is odd.

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

The square root of 272223793 is about 16499.2058293725. The cubic root of 272223793 is about 648.1000082208.

The spelling of 272223793 in words is "two hundred seventy-two million, two hundred twenty-three thousand, seven hundred ninety-three".