4272078717 has 6 divisors (see below), whose sum is σ = 6170780382. Its totient is φ = 2848052472.

The previous prime is 4272078661. The next prime is 4272078749. The reversal of 4272078717 is 7178702724.

4272078717 is a `hidden beast` number, since 427 + 207 + 8 + 7 + 17 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3429976356 + 842102361 = 58566^2 + 29019^2 .

It is not a de Polignac number, because 4272078717 - 2¹² = 4272074621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4272078017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 237337698 + ... + 237337715.

It is an arithmetic number, because the mean of its divisors is an integer number (1028463397).

Almost surely, 2^4272078717 is an apocalyptic number.

It is an amenable number.

4272078717 is a deficient number, since it is larger than the sum of its proper divisors (1898701665).

4272078717 is a wasteful number, since it uses less digits than its factorization.

4272078717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474675419 (or 474675416 counting only the distinct ones).

The product of its (nonzero) digits is 307328, while the sum is 45.

The square root of 4272078717 is about 65361.1407259696. The cubic root of 4272078717 is about 1622.6060170531.

The spelling of 4272078717 in words is "four billion, two hundred seventy-two million, seventy-eight thousand, seven hundred seventeen".