708472447 has 2 divisors, whose sum is σ = 708472448. Its totient is φ = 708472446.

The previous prime is 708472441. The next prime is 708472463. The reversal of 708472447 is 744274807.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 708472447 - 2¹⁵ = 708439679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (708472441) 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 as a sum of consecutive naturals, namely, 354236223 + 354236224.

It is an arithmetic number, because the mean of its divisors is an integer number (354236224).

Almost surely, 2^708472447 is an apocalyptic number.

708472447 is a deficient number, since it is larger than the sum of its proper divisors (1).

708472447 is an equidigital number, since it uses as much as digits as its factorization.

708472447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 351232, while the sum is 43.

The square root of 708472447 is about 26617.1457335305. The cubic root of 708472447 is about 891.4718930013.

The spelling of 708472447 in words is "seven hundred eight million, four hundred seventy-two thousand, four hundred forty-seven".