340860013 has 16 divisors (see below), whose sum is σ = 396020016. Its totient is φ = 290534400.

The previous prime is 340860007. The next prime is 340860017. The reversal of 340860013 is 310068043.

It can be written as a sum of positive squares in 8 ways, for example, as 26081449 + 314778564 = 5107^2 + 17742^2 .

It is not a de Polignac number, because 340860013 - 2¹³ = 340851821 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340860013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340860017) 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 15 ways as a sum of consecutive naturals, for example, 2838 + ... + 26263.

It is an arithmetic number, because the mean of its divisors is an integer number (24751251).

Almost surely, 2^340860013 is an apocalyptic number.

It is an amenable number.

340860013 is a deficient number, since it is larger than the sum of its proper divisors (55160003).

340860013 is a wasteful number, since it uses less digits than its factorization.

340860013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29184.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 340860013 is about 18462.3945630029. The cubic root of 340860013 is about 698.5411884552.

The spelling of 340860013 in words is "three hundred forty million, eight hundred sixty thousand, thirteen".