700008401 has 2 divisors, whose sum is σ = 700008402. Its totient is φ = 700008400.

The previous prime is 700008347. The next prime is 700008433. The reversal of 700008401 is 104800007.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 699867025 + 141376 = 26455^2 + 376^2 .

It is a cyclic number.

It is not a de Polignac number, because 700008401 - 2¹⁰ = 700007377 is a prime.

It is a super-2 number, since 2×700008401² = 980023522941153602, which contains 22 as substring.

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 (700008451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350004200 + 350004201.

It is an arithmetic number, because the mean of its divisors is an integer number (350004201).

Almost surely, 2^700008401 is an apocalyptic number.

It is an amenable number.

700008401 is a deficient number, since it is larger than the sum of its proper divisors (1).

700008401 is an equidigital number, since it uses as much as digits as its factorization.

700008401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 700008401 is about 26457.6718741464. The cubic root of 700008401 is about 887.9075537672.

Adding to 700008401 its reverse (104800007), we get a palindrome (804808408).

The spelling of 700008401 in words is "seven hundred million, eight thousand, four hundred one".