424319 has 4 divisors (see below), whose sum is σ = 484944. Its totient is φ = 363696.

The previous prime is 424313. The next prime is 424331. The reversal of 424319 is 913424.

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 424319 - 2¹⁶ = 358783 is a prime.

It is a super-2 number, since 2×424319² = 360093227522, 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 = 424294 and 424303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424313) 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, 30302 + ... + 30315.

It is an arithmetic number, because the mean of its divisors is an integer number (121236).

2⁴²⁴³¹⁹ is an apocalyptic number.

424319 is a deficient number, since it is larger than the sum of its proper divisors (60625).

424319 is an equidigital number, since it uses as much as digits as its factorization.

424319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60624.

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

The square root of 424319 is about 651.3977279666. The cubic root of 424319 is about 75.1445508513.

The spelling of 424319 in words is "four hundred twenty-four thousand, three hundred nineteen".