329725 has 18 divisors (see below), whose sum is σ = 453530. Its totient is φ = 237600.

The previous prime is 329723. The next prime is 329729. The reversal of 329725 is 527923.

It can be written as a sum of positive squares in 3 ways, for example, as 39204 + 290521 = 198^2 + 539^2 .

It is not a de Polignac number, because 329725 - 2¹ = 329723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 329693 and 329702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329723) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2971 + ... + 3079.

2³²⁹⁷²⁵ is an apocalyptic number.

It is an amenable number.

329725 is a deficient number, since it is larger than the sum of its proper divisors (123805).

329725 is a wasteful number, since it uses less digits than its factorization.

329725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 125 counting only the distinct ones).

The product of its digits is 3780, while the sum is 28.

The square root of 329725 is about 574.2168579901. The cubic root of 329725 is about 69.0850313454.

The spelling of 329725 in words is "three hundred twenty-nine thousand, seven hundred twenty-five".