272245747 has 2 divisors, whose sum is σ = 272245748. Its totient is φ = 272245746.

The previous prime is 272245691. The next prime is 272245763. The reversal of 272245747 is 747542272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 272245747 - 2⁷ = 272245619 is a prime.

It is not a weakly prime, because it can be changed into another prime (272245777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136122873 + 136122874.

It is an arithmetic number, because the mean of its divisors is an integer number (136122874).

Almost surely, 2^272245747 is an apocalyptic number.

272245747 is a deficient number, since it is larger than the sum of its proper divisors (1).

272245747 is an equidigital number, since it uses as much as digits as its factorization.

272245747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 219520, while the sum is 40.

The square root of 272245747 is about 16499.8711207088. The cubic root of 272245747 is about 648.1174301673.

The spelling of 272245747 in words is "two hundred seventy-two million, two hundred forty-five thousand, seven hundred forty-seven".