717227085 has 16 divisors (see below), whose sum is σ = 1158094080. Its totient is φ = 379010880.

The previous prime is 717227083. The next prime is 717227087. The reversal of 717227085 is 580722717.

It is an interprime number because it is at equal distance from previous prime (717227083) and next prime (717227087).

It is not a de Polignac number, because 717227085 - 2¹ = 717227083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (717227083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217701 + ... + 220970.

It is an arithmetic number, because the mean of its divisors is an integer number (72380880).

Almost surely, 2^717227085 is an apocalyptic number.

It is an amenable number.

717227085 is a deficient number, since it is larger than the sum of its proper divisors (440866995).

717227085 is a wasteful number, since it uses less digits than its factorization.

717227085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438788.

The product of its (nonzero) digits is 54880, while the sum is 39.

The square root of 717227085 is about 26781.0956646661. The cubic root of 717227085 is about 895.1288621505.

The spelling of 717227085 in words is "seven hundred seventeen million, two hundred twenty-seven thousand, eighty-five".