424312319 has 4 divisors (see below), whose sum is σ = 425571744. Its totient is φ = 423052896.

The previous prime is 424312297. The next prime is 424312331. The reversal of 424312319 is 913213424.

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 424312319 - 2²⁴ = 407535103 is a prime.

It is a super-2 number, since 2×424312319² = 360081888110315522, 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 = 424312291 and 424312300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424312379) 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, 629207 + ... + 629880.

It is an arithmetic number, because the mean of its divisors is an integer number (106392936).

Almost surely, 2^424312319 is an apocalyptic number.

424312319 is a deficient number, since it is larger than the sum of its proper divisors (1259425).

424312319 is a wasteful number, since it uses less digits than its factorization.

424312319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259424.

The product of its digits is 5184, while the sum is 29.

The square root of 424312319 is about 20598.8426616643. The cubic root of 424312319 is about 751.4415645986.

The spelling of 424312319 in words is "four hundred twenty-four million, three hundred twelve thousand, three hundred nineteen".