352642 has 4 divisors (see below), whose sum is σ = 528966. Its totient is φ = 176320.

The previous prime is 352637. The next prime is 352661. The reversal of 352642 is 246253.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 229441 + 123201 = 479^2 + 351^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88159 + ... + 88162.

2³⁵²⁶⁴² is an apocalyptic number.

352642 is a deficient number, since it is larger than the sum of its proper divisors (176324).

352642 is a wasteful number, since it uses less digits than its factorization.

352642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176323.

The product of its digits is 1440, while the sum is 22.

The square root of 352642 is about 593.8366778837. The cubic root of 352642 is about 70.6498664623.

Adding to 352642 its reverse (246253), we get a palindrome (598895).

The spelling of 352642 in words is "three hundred fifty-two thousand, six hundred forty-two".