340313020 has 24 divisors (see below), whose sum is σ = 719460000. Its totient is φ = 135210432.

The previous prime is 340312993. The next prime is 340313023. The reversal of 340313020 is 20313043.

It is a junction number, because it is equal to n+sod(n) for n = 340312985 and 340313003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340313023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54120 + ... + 60079.

It is an arithmetic number, because the mean of its divisors is an integer number (29977500).

Almost surely, 2^340313020 is an apocalyptic number.

It is an amenable number.

340313020 is an abundant number, since it is smaller than the sum of its proper divisors (379146980).

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

340313020 is a wasteful number, since it uses less digits than its factorization.

340313020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114357 (or 114355 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 340313020 is about 18447.5749083721. The cubic root of 340313020 is about 698.1673285152.

Adding to 340313020 its reverse (20313043), we get a palindrome (360626063).

The spelling of 340313020 in words is "three hundred forty million, three hundred thirteen thousand, twenty".