7270885217 has 2 divisors, whose sum is σ = 7270885218. Its totient is φ = 7270885216.

The previous prime is 7270885213. The next prime is 7270885229. The reversal of 7270885217 is 7125880727.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4578416896 + 2692468321 = 67664^2 + 51889^2 .

It is a cyclic number.

It is not a de Polignac number, because 7270885217 - 2² = 7270885213 is a prime.

It is not a weakly prime, because it can be changed into another prime (7270885213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3635442608 + 3635442609.

It is an arithmetic number, because the mean of its divisors is an integer number (3635442609).

Almost surely, 2^7270885217 is an apocalyptic number.

It is an amenable number.

7270885217 is a deficient number, since it is larger than the sum of its proper divisors (1).

7270885217 is an equidigital number, since it uses as much as digits as its factorization.

7270885217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 439040, while the sum is 47.

The square root of 7270885217 is about 85269.4858492767. The cubic root of 7270885217 is about 1937.2950235988.

The spelling of 7270885217 in words is "seven billion, two hundred seventy million, eight hundred eighty-five thousand, two hundred seventeen".