720295227 has 8 divisors (see below), whose sum is σ = 1067104080. Its totient is φ = 480196800.

The previous prime is 720295223. The next prime is 720295231. The reversal of 720295227 is 722592027.

It is an interprime number because it is at equal distance from previous prime (720295223) and next prime (720295231).

It is not a de Polignac number, because 720295227 - 2² = 720295223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 720295191 and 720295200.

It is not an unprimeable number, because it can be changed into a prime (720295223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13338774 + ... + 13338827.

It is an arithmetic number, because the mean of its divisors is an integer number (133388010).

Almost surely, 2^720295227 is an apocalyptic number.

720295227 is a deficient number, since it is larger than the sum of its proper divisors (346808853).

720295227 is a wasteful number, since it uses less digits than its factorization.

720295227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26677610 (or 26677604 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 720295227 is about 26838.3163965253. The cubic root of 720295227 is about 896.4034355049.

The spelling of 720295227 in words is "seven hundred twenty million, two hundred ninety-five thousand, two hundred twenty-seven".