423434031 has 8 divisors (see below), whose sum is σ = 579837744. Its totient is φ = 274659840.

The previous prime is 423434023. The next prime is 423434047. The reversal of 423434031 is 130434324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 423434031 - 2³ = 423434023 is a prime.

It is a super-2 number, since 2×423434031² = 358592757217817922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423433992 and 423434010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423434021) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1907250 + ... + 1907471.

It is an arithmetic number, because the mean of its divisors is an integer number (72479718).

Almost surely, 2^423434031 is an apocalyptic number.

423434031 is a deficient number, since it is larger than the sum of its proper divisors (156403713).

423434031 is a wasteful number, since it uses less digits than its factorization.

423434031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3814761.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 423434031 is about 20577.5127505731. The cubic root of 423434031 is about 750.9227345047.

Adding to 423434031 its reverse (130434324), we get a palindrome (553868355).

The spelling of 423434031 in words is "four hundred twenty-three million, four hundred thirty-four thousand, thirty-one".