329425 has 6 divisors (see below), whose sum is σ = 408518. Its totient is φ = 263520.

The previous prime is 329419. The next prime is 329431. The reversal of 329425 is 524923.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (329419) and next prime (329431).

It can be written as a sum of positive squares in 3 ways, for example, as 33489 + 295936 = 183^2 + 544^2 .

It is not a de Polignac number, because 329425 - 2⁵ = 329393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 13177 = 329425 / (3 + 2 + 9 + 4 + 2 + 5).

It is a d-powerful number, because it can be written as 3¹¹ + 2³ + 4⁸ + 9⁴ + 2¹¹ + 5⁷ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 329425.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6564 + ... + 6613.

2³²⁹⁴²⁵ is an apocalyptic number.

It is an amenable number.

329425 is a deficient number, since it is larger than the sum of its proper divisors (79093).

329425 is a wasteful number, since it uses less digits than its factorization.

329425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13187 (or 13182 counting only the distinct ones).

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

The square root of 329425 is about 573.9555731936. The cubic root of 329425 is about 69.0640726695.

The spelling of 329425 in words is "three hundred twenty-nine thousand, four hundred twenty-five".