423473719 has 6 divisors (see below), whose sum is σ = 428644256. Its totient is φ = 418364820.

The previous prime is 423473711. The next prime is 423473731. The reversal of 423473719 is 917374324.

It is not a de Polignac number, because 423473719 - 2³ = 423473711 is a prime.

It is a super-2 number, since 2×423473719² = 358659981367381922, which contains 22 as substring.

It is a Duffinian number.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23847 + ... + 37624.

Almost surely, 2^423473719 is an apocalyptic number.

423473719 is a deficient number, since it is larger than the sum of its proper divisors (5170537).

423473719 is an frugal number, since it uses more digits than its factorization.

423473719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61637 (or 61554 counting only the distinct ones).

The product of its digits is 127008, while the sum is 40.

The square root of 423473719 is about 20578.4770816501. The cubic root of 423473719 is about 750.9461948222.

The spelling of 423473719 in words is "four hundred twenty-three million, four hundred seventy-three thousand, seven hundred nineteen".