423314434 has 4 divisors (see below), whose sum is σ = 634971654. Its totient is φ = 211657216.

The previous prime is 423314429. The next prime is 423314449. The reversal of 423314434 is 434413324.

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., 320231025 + 103083409 = 17895^2 + 10153^2 .

It is a super-2 number, since 2×423314434² = 358390220065480712, which contains 22 as substring.

It is an unprimeable 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, 105828607 + ... + 105828610.

Almost surely, 2^423314434 is an apocalyptic number.

423314434 is a deficient number, since it is larger than the sum of its proper divisors (211657220).

423314434 is a wasteful number, since it uses less digits than its factorization.

423314434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211657219.

The product of its digits is 13824, while the sum is 28.

The square root of 423314434 is about 20574.6065332973. The cubic root of 423314434 is about 750.8520296201.

Adding to 423314434 its reverse (434413324), we get a palindrome (857727758).

The spelling of 423314434 in words is "four hundred twenty-three million, three hundred fourteen thousand, four hundred thirty-four".