705206461 has 4 divisors (see below), whose sum is σ = 746689212. Its totient is φ = 663723712.

The previous prime is 705206459. The next prime is 705206483. The reversal of 705206461 is 164602507.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 488675236 + 216531225 = 22106^2 + 14715^2 .

It is a cyclic number.

It is not a de Polignac number, because 705206461 - 2¹ = 705206459 is a prime.

It is a super-2 number, since 2×705206461² = 994632305272289042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (715206461) 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 in 3 ways as a sum of consecutive naturals, for example, 20741350 + ... + 20741383.

It is an arithmetic number, because the mean of its divisors is an integer number (186672303).

Almost surely, 2^705206461 is an apocalyptic number.

It is an amenable number.

705206461 is a deficient number, since it is larger than the sum of its proper divisors (41482751).

705206461 is a wasteful number, since it uses less digits than its factorization.

705206461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41482750.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 705206461 is about 26555.7236956555. The cubic root of 705206461 is about 890.0999176632.

Adding to 705206461 its reverse (164602507), we get a palindrome (869808968).

The spelling of 705206461 in words is "seven hundred five million, two hundred six thousand, four hundred sixty-one".