352645 has 4 divisors (see below), whose sum is σ = 423180. Its totient is φ = 282112.

The previous prime is 352637. The next prime is 352661. The reversal of 352645 is 546253.

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 160801 + 191844 = 401^2 + 438^2 .

It is a cyclic number.

It is not a de Polignac number, because 352645 - 2³ = 352637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35260 + ... + 35269.

It is an arithmetic number, because the mean of its divisors is an integer number (105795).

2³⁵²⁶⁴⁵ is an apocalyptic number.

It is an amenable number.

352645 is a deficient number, since it is larger than the sum of its proper divisors (70535).

352645 is an equidigital number, since it uses as much as digits as its factorization.

352645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70534.

The product of its digits is 3600, while the sum is 25.

The square root of 352645 is about 593.8392038254. The cubic root of 352645 is about 70.6500668062.

Adding to 352645 its reverse (546253), we get a palindrome (898898).

The spelling of 352645 in words is "three hundred fifty-two thousand, six hundred forty-five".