522431434 has 12 divisors (see below), whose sum is σ = 911589714. Its totient is φ = 223899144.

The previous prime is 522431423. The next prime is 522431443. The reversal of 522431434 is 434134225.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 362788209 + 159643225 = 19047^2 + 12635^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2665369 + ... + 2665564.

Almost surely, 2^522431434 is an apocalyptic number.

522431434 is a deficient number, since it is larger than the sum of its proper divisors (389158280).

522431434 is a wasteful number, since it uses less digits than its factorization.

522431434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5330949 (or 5330942 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 522431434 is about 22856.7590440990. The cubic root of 522431434 is about 805.3965532030.

Adding to 522431434 its reverse (434134225), we get a palindrome (956565659).

The spelling of 522431434 in words is "five hundred twenty-two million, four hundred thirty-one thousand, four hundred thirty-four".