770401 has 2 divisors, whose sum is σ = 770402. Its totient is φ = 770400.

The previous prime is 770387. The next prime is 770417. The reversal of 770401 is 104077.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 767376 + 3025 = 876^2 + 55^2 .

It is a cyclic number.

It is not a de Polignac number, because 770401 - 2¹¹ = 768353 is a prime.

It is a Chen prime.

770401 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (770101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385200 + 385201.

It is an arithmetic number, because the mean of its divisors is an integer number (385201).

2⁷⁷⁰⁴⁰¹ is an apocalyptic number.

It is an amenable number.

770401 is a deficient number, since it is larger than the sum of its proper divisors (1).

770401 is an equidigital number, since it uses as much as digits as its factorization.

770401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 770401 is about 877.7248999544. The cubic root of 770401 is about 91.6724727268.

Adding to 770401 its reverse (104077), we get a palindrome (874478).

The spelling of 770401 in words is "seven hundred seventy thousand, four hundred one", and thus it is an iban number.