340030520 has 32 divisors (see below), whose sum is σ = 765601200. Its totient is φ = 135917568.

The previous prime is 340030489. The next prime is 340030529. The reversal of 340030520 is 25030043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340030529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96632 + ... + 100088.

Almost surely, 2^340030520 is an apocalyptic number.

It is an amenable number.

340030520 is an abundant number, since it is smaller than the sum of its proper divisors (425570680).

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

340030520 is a wasteful number, since it uses less digits than its factorization.

340030520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5927 (or 5923 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 340030520 is about 18439.9164857111. The cubic root of 340030520 is about 697.9740879208.

Adding to 340030520 its reverse (25030043), we get a palindrome (365060563).

The spelling of 340030520 in words is "three hundred forty million, thirty thousand, five hundred twenty".