720527 has 2 divisors, whose sum is σ = 720528.
Its totient is φ = 720526.
The previous prime is 720497. The next prime is 720547. The reversal of 720527 is 725027.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 720527 - 210 = 719503 is a prime.
It is a Chen prime.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 720527.
It is not a weakly prime, because it can be changed into another prime (720547) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360263 + 360264.
It is an arithmetic number, because the mean of its divisors is an integer number (360264).
2720527 is an apocalyptic number.
720527 is a deficient number, since it is larger than the sum of its proper divisors (1).
720527 is an equidigital number, since it uses as much as digits as its factorization.
720527 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 980, while the sum is 23.
The square root of 720527 is about 848.8386183486.
The cubic root of 720527 is about 89.6499571934.
The spelling of 720527 in words is "seven hundred twenty thousand, five hundred twenty-seven".