340006740 has 48 divisors (see below), whose sum is σ = 957035520. Its totient is φ = 90190720.

The previous prime is 340006739. The next prime is 340006763. The reversal of 340006740 is 47600043.

It is a self number, because there is not a number n which added to its sum of digits gives 340006740.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3375 + ... + 26294.

It is an arithmetic number, because the mean of its divisors is an integer number (19938240).

Almost surely, 2^340006740 is an apocalyptic number.

340006740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340006740 is an abundant number, since it is smaller than the sum of its proper divisors (617028780).

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

340006740 is a wasteful number, since it uses less digits than its factorization.

340006740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29872 (or 29870 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 340006740 is about 18439.2716775907. The cubic root of 340006740 is about 697.9578166257.

Adding to 340006740 its reverse (47600043), we get a palindrome (387606783).

The spelling of 340006740 in words is "three hundred forty million, six thousand, seven hundred forty".