423120034 has 32 divisors (see below), whose sum is σ = 678974400. Its totient is φ = 197413440.

The previous prime is 423120017. The next prime is 423120067. The reversal of 423120034 is 430021324.

It is a super-2 number, since 2×423120034² = 358061126344322312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423119993 and 423120020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207729 + ... + 209755.

It is an arithmetic number, because the mean of its divisors is an integer number (21217950).

Almost surely, 2^423120034 is an apocalyptic number.

423120034 is a deficient number, since it is larger than the sum of its proper divisors (255854366).

423120034 is a wasteful number, since it uses less digits than its factorization.

423120034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 423120034 is about 20569.8817206128. The cubic root of 423120034 is about 750.7370733192.

Adding to 423120034 its reverse (430021324), we get a palindrome (853141358).

The spelling of 423120034 in words is "four hundred twenty-three million, one hundred twenty thousand, thirty-four".