705030349 has 2 divisors, whose sum is σ = 705030350. Its totient is φ = 705030348.

The previous prime is 705030329. The next prime is 705030377. The reversal of 705030349 is 943030507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 695376900 + 9653449 = 26370^2 + 3107^2 .

It is a cyclic number.

It is not a de Polignac number, because 705030349 - 2¹⁵ = 704997581 is a prime.

It is a super-2 number, since 2×705030349² = 994135586022123602, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 705030349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (705030329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352515174 + 352515175.

It is an arithmetic number, because the mean of its divisors is an integer number (352515175).

Almost surely, 2^705030349 is an apocalyptic number.

It is an amenable number.

705030349 is a deficient number, since it is larger than the sum of its proper divisors (1).

705030349 is an equidigital number, since it uses as much as digits as its factorization.

705030349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 705030349 is about 26552.4075932862. The cubic root of 705030349 is about 890.0258162776.

The spelling of 705030349 in words is "seven hundred five million, thirty thousand, three hundred forty-nine".