423434174 has 4 divisors (see below), whose sum is σ = 635151264. Its totient is φ = 211717086.

The previous prime is 423434173. The next prime is 423434189. The reversal of 423434174 is 471434324.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×423434174² = 358592999422124552, which contains 22 as substring.

It is a zygodrome in base 6.

It is a self number, because there is not a number n which added to its sum of digits gives 423434174.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423434173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105858542 + ... + 105858545.

It is an arithmetic number, because the mean of its divisors is an integer number (158787816).

Almost surely, 2^423434174 is an apocalyptic number.

423434174 is a deficient number, since it is larger than the sum of its proper divisors (211717090).

423434174 is a wasteful number, since it uses less digits than its factorization.

423434174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211717089.

The product of its digits is 32256, while the sum is 32.

The square root of 423434174 is about 20577.5162252396. The cubic root of 423434174 is about 750.9228190373.

Adding to 423434174 its reverse (471434324), we get a palindrome (894868498).

The spelling of 423434174 in words is "four hundred twenty-three million, four hundred thirty-four thousand, one hundred seventy-four".