425329 has 2 divisors, whose sum is σ = 425330. Its totient is φ = 425328.

The previous prime is 425317. The next prime is 425333. The reversal of 425329 is 923524.

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., 425104 + 225 = 652^2 + 15^2 .

It is a cyclic number.

It is not a de Polignac number, because 425329 - 2⁵ = 425297 is a prime.

It is not a weakly prime, because it can be changed into another prime (425309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212664 + 212665.

It is an arithmetic number, because the mean of its divisors is an integer number (212665).

2⁴²⁵³²⁹ is an apocalyptic number.

It is an amenable number.

425329 is a deficient number, since it is larger than the sum of its proper divisors (1).

425329 is an equidigital number, since it uses as much as digits as its factorization.

425329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 25.

The square root of 425329 is about 652.1725231869. The cubic root of 425329 is about 75.2041254150.

The spelling of 425329 in words is "four hundred twenty-five thousand, three hundred twenty-nine".