706448 has 20 divisors (see below), whose sum is σ = 1391280. Its totient is φ = 347424.

The previous prime is 706427. The next prime is 706463. The reversal of 706448 is 844607.

It is a self number, because there is not a number n which added to its sum of digits gives 706448.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 706448.

It is an unprimeable number.

706448 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 743 + ... + 1401.

It is an arithmetic number, because the mean of its divisors is an integer number (69564).

2⁷⁰⁶⁴⁴⁸ is an apocalyptic number.

It is an amenable number.

706448 is a deficient number, since it is larger than the sum of its proper divisors (684832).

706448 is a wasteful number, since it uses less digits than its factorization.

706448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734 (or 728 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 706448 is about 840.5046103383. The cubic root of 706448 is about 89.0621961414.

The spelling of 706448 in words is "seven hundred six thousand, four hundred forty-eight".