352042 has 4 divisors (see below), whose sum is σ = 528066. Its totient is φ = 176020.

The previous prime is 352021. The next prime is 352043. The reversal of 352042 is 240253.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 240253 = 13 ⋅18481.

It can be written as a sum of positive squares in only one way, i.e., 249001 + 103041 = 499^2 + 321^2 .

It is not an unprimeable number, because it can be changed into a prime (352043) by changing a digit.

352042 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88009 + ... + 88012.

2³⁵²⁰⁴² is an apocalyptic number.

352042 is a deficient number, since it is larger than the sum of its proper divisors (176024).

352042 is a wasteful number, since it uses less digits than its factorization.

352042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176023.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 352042 is about 593.3312734047. The cubic root of 352042 is about 70.6097748265.

Adding to 352042 its reverse (240253), we get a palindrome (592295).

The spelling of 352042 in words is "three hundred fifty-two thousand, forty-two".