434242 has 4 divisors (see below), whose sum is σ = 651366. Its totient is φ = 217120.

The previous prime is 434237. The next prime is 434243. The reversal of 434242 is 242434.

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., 408321 + 25921 = 639^2 + 161^2 .

It is a super-2 number, since 2×434242² = 377132229128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (434243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108559 + ... + 108562.

2⁴³⁴²⁴² is an apocalyptic number.

434242 is a deficient number, since it is larger than the sum of its proper divisors (217124).

434242 is a wasteful number, since it uses less digits than its factorization.

434242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217123.

The product of its digits is 768, while the sum is 19.

The square root of 434242 is about 658.9704090473. The cubic root of 434242 is about 75.7258125494.

Adding to 434242 its reverse (242434), we get a palindrome (676676).

It can be divided in two parts, 434 and 242, that added together give a palindrome (676).

The spelling of 434242 in words is "four hundred thirty-four thousand, two hundred forty-two".