423473718 has 32 divisors (see below), whose sum is σ = 896544000. Its totient is φ = 133118496.

The previous prime is 423473711. The next prime is 423473731. The reversal of 423473718 is 817374324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423473711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20818 + ... + 35781.

It is an arithmetic number, because the mean of its divisors is an integer number (28017000).

Almost surely, 2^423473718 is an apocalyptic number.

423473718 is an abundant number, since it is smaller than the sum of its proper divisors (473070282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423473718 is a wasteful number, since it uses less digits than its factorization.

423473718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56676.

The product of its digits is 112896, while the sum is 39.

The square root of 423473718 is about 20578.4770573529. The cubic root of 423473718 is about 750.9461942311.

The spelling of 423473718 in words is "four hundred twenty-three million, four hundred seventy-three thousand, seven hundred eighteen".