4340320 has 24 divisors (see below), whose sum is σ = 10254384. Its totient is φ = 1736064.

The previous prime is 4340299. The next prime is 4340351. The reversal of 4340320 is 230434.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 4340294 and 4340303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13404 + ... + 13723.

It is an arithmetic number, because the mean of its divisors is an integer number (427266).

Almost surely, 2^4340320 is an apocalyptic number.

4340320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4340320 is an abundant number, since it is smaller than the sum of its proper divisors (5914064).

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

4340320 is a wasteful number, since it uses less digits than its factorization.

4340320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27142 (or 27134 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 4340320 is about 2083.3434666420. The cubic root of 4340320 is about 163.1200139891.

Adding to 4340320 its reverse (230434), we get a palindrome (4570754).

The spelling of 4340320 in words is "four million, three hundred forty thousand, three hundred twenty".