705080722 has 4 divisors (see below), whose sum is σ = 1057621086. Its totient is φ = 352540360.

The previous prime is 705080711. The next prime is 705080723. The reversal of 705080722 is 227080507.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 401240961 + 303839761 = 20031^2 + 17431^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (705080723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176270179 + ... + 176270182.

Almost surely, 2^705080722 is an apocalyptic number.

705080722 is a deficient number, since it is larger than the sum of its proper divisors (352540364).

705080722 is a wasteful number, since it uses less digits than its factorization.

705080722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352540363.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 705080722 is about 26553.3561343948. The cubic root of 705080722 is about 890.0470126241.

The spelling of 705080722 in words is "seven hundred five million, eighty thousand, seven hundred twenty-two".