8258401 has 2 divisors, whose sum is σ = 8258402. Its totient is φ = 8258400.

The previous prime is 8258389. The next prime is 8258441. The reversal of 8258401 is 1048528.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8208225 + 50176 = 2865^2 + 224^2 .

It is a cyclic number.

It is not a de Polignac number, because 8258401 - 2⁷ = 8258273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8258401.

It is not a weakly prime, because it can be changed into another prime (8258441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4129200 + 4129201.

It is an arithmetic number, because the mean of its divisors is an integer number (4129201).

Almost surely, 2^8258401 is an apocalyptic number.

It is an amenable number.

8258401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8258401 is an equidigital number, since it uses as much as digits as its factorization.

8258401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 8258401 is about 2873.7433775478. The cubic root of 8258401 is about 202.1305645462.

The spelling of 8258401 in words is "eight million, two hundred fifty-eight thousand, four hundred one".