706842401 has 2 divisors, whose sum is σ = 706842402. Its totient is φ = 706842400.

The previous prime is 706842391. The next prime is 706842421. The reversal of 706842401 is 104248607.

706842401 = 18799² + 18800².

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 353440000 + 353402401 = 18800^2 + 18799^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-706842401 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (706842421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353421200 + 353421201.

It is an arithmetic number, because the mean of its divisors is an integer number (353421201).

Almost surely, 2^706842401 is an apocalyptic number.

706842401 is the 18800-th centered square number.

It is an amenable number.

706842401 is a deficient number, since it is larger than the sum of its proper divisors (1).

706842401 is an equidigital number, since it uses as much as digits as its factorization.

706842401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 706842401 is about 26586.5078752363. The cubic root of 706842401 is about 890.7876715787.

The spelling of 706842401 in words is "seven hundred six million, eight hundred forty-two thousand, four hundred one".