423419 has 4 divisors (see below), whose sum is σ = 448344. Its totient is φ = 398496.

The previous prime is 423413. The next prime is 423427. The reversal of 423419 is 914324.

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

It is a cyclic number.

It is not a de Polignac number, because 423419 - 2⁴ = 423403 is a prime.

It is a super-2 number, since 2×423419² = 358567299122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423394 and 423403.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 423419.

It is not an unprimeable number, because it can be changed into a prime (423413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12437 + ... + 12470.

It is an arithmetic number, because the mean of its divisors is an integer number (112086).

2⁴²³⁴¹⁹ is an apocalyptic number.

423419 is a deficient number, since it is larger than the sum of its proper divisors (24925).

423419 is a wasteful number, since it uses less digits than its factorization.

423419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24924.

The product of its digits is 864, while the sum is 23.

The square root of 423419 is about 650.7065390789. The cubic root of 423419 is about 75.0913849017.

The spelling of 423419 in words is "four hundred twenty-three thousand, four hundred nineteen".