340860813 has 8 divisors (see below), whose sum is σ = 459166848. Its totient is φ = 224897664.

The previous prime is 340860803. The next prime is 340860853. The reversal of 340860813 is 318068043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 340860813 - 2⁶ = 340860749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340860803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585381 + ... + 585962.

It is an arithmetic number, because the mean of its divisors is an integer number (57395856).

Almost surely, 2^340860813 is an apocalyptic number.

It is an amenable number.

340860813 is a deficient number, since it is larger than the sum of its proper divisors (118306035).

340860813 is a wasteful number, since it uses less digits than its factorization.

340860813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171443.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 340860813 is about 18462.4162286522. The cubic root of 340860813 is about 698.5417349479.

The spelling of 340860813 in words is "three hundred forty million, eight hundred sixty thousand, eight hundred thirteen".