8525401 has 2 divisors, whose sum is σ = 8525402. Its totient is φ = 8525400.

The previous prime is 8525371. The next prime is 8525411. The reversal of 8525401 is 1045258.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5285401 + 3240000 = 2299^2 + 1800^2 .

It is a cyclic number.

It is not a de Polignac number, because 8525401 - 2⁹ = 8524889 is a prime.

8525401 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (8525411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4262700 + 4262701.

It is an arithmetic number, because the mean of its divisors is an integer number (4262701).

Almost surely, 2^8525401 is an apocalyptic number.

It is an amenable number.

8525401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8525401 is an equidigital number, since it uses as much as digits as its factorization.

8525401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 8525401 is about 2919.8289333452. The cubic root of 8525401 is about 204.2858433640.

The spelling of 8525401 in words is "eight million, five hundred twenty-five thousand, four hundred one".