835442 has 4 divisors (see below), whose sum is σ = 1253166. Its totient is φ = 417720.

The previous prime is 835441. The next prime is 835451. The reversal of 835442 is 244538.

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., 564001 + 271441 = 751^2 + 521^2 .

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (835441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208859 + ... + 208862.

2⁸³⁵⁴⁴² is an apocalyptic number.

835442 is a deficient number, since it is larger than the sum of its proper divisors (417724).

835442 is a wasteful number, since it uses less digits than its factorization.

835442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417723.

The product of its digits is 3840, while the sum is 26.

The square root of 835442 is about 914.0251637674. The cubic root of 835442 is about 94.1829092856.

The spelling of 835442 in words is "eight hundred thirty-five thousand, four hundred forty-two".