352321 has 4 divisors (see below), whose sum is σ = 364500. Its totient is φ = 340144.

The previous prime is 352309. The next prime is 352327. The reversal of 352321 is 123253.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 287296 + 65025 = 536^2 + 255^2 .

It is a cyclic number.

It is not a de Polignac number, because 352321 - 2⁷ = 352193 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 352295 and 352304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6046 + ... + 6103.

It is an arithmetic number, because the mean of its divisors is an integer number (91125).

2³⁵²³²¹ is an apocalyptic number.

It is an amenable number.

352321 is a deficient number, since it is larger than the sum of its proper divisors (12179).

352321 is a wasteful number, since it uses less digits than its factorization.

352321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12178.

The product of its digits is 180, while the sum is 16.

The square root of 352321 is about 593.5663400160. The cubic root of 352321 is about 70.6284230988.

Adding to 352321 its reverse (123253), we get a palindrome (475574).

The spelling of 352321 in words is "three hundred fifty-two thousand, three hundred twenty-one".