395251 has 2 divisors, whose sum is σ = 395252. Its totient is φ = 395250.

The previous prime is 395243. The next prime is 395261. The reversal of 395251 is 152593.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 395251 - 2³ = 395243 is a prime.

395251 is a lucky number.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (395201) 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, 197625 + 197626.

It is an arithmetic number, because the mean of its divisors is an integer number (197626).

2³⁹⁵²⁵¹ is an apocalyptic number.

395251 is a deficient number, since it is larger than the sum of its proper divisors (1).

395251 is an equidigital number, since it uses as much as digits as its factorization.

395251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1350, while the sum is 25.

The square root of 395251 is about 628.6899076651. The cubic root of 395251 is about 73.3878772358.

It can be divided in two parts, 395 and 251, that added together give a palindrome (646).

The spelling of 395251 in words is "three hundred ninety-five thousand, two hundred fifty-one".