705047825 has 6 divisors (see below), whose sum is σ = 874259334. Its totient is φ = 564038240.

The previous prime is 705047807. The next prime is 705047843. The reversal of 705047825 is 528740507.

It is an interprime number because it is at equal distance from previous prime (705047807) and next prime (705047843).

It can be written as a sum of positive squares in 3 ways, for example, as 19864849 + 685182976 = 4457^2 + 26176^2 .

It is not a de Polignac number, because 705047825 - 2¹⁰ = 705046801 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14100932 + ... + 14100981.

It is an arithmetic number, because the mean of its divisors is an integer number (145709889).

Almost surely, 2^705047825 is an apocalyptic number.

It is an amenable number.

705047825 is a deficient number, since it is larger than the sum of its proper divisors (169211509).

705047825 is a wasteful number, since it uses less digits than its factorization.

705047825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28201923 (or 28201918 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 38.

The square root of 705047825 is about 26552.7366762825. The cubic root of 705047825 is about 890.0331700805.

The spelling of 705047825 in words is "seven hundred five million, forty-seven thousand, eight hundred twenty-five".