340413785 has 16 divisors (see below), whose sum is σ = 431256960. Its totient is φ = 257241600.

The previous prime is 340413781. The next prime is 340413791. The reversal of 340413785 is 587314043.

It is not a de Polignac number, because 340413785 - 2² = 340413781 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340413781) 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, 28460 + ... + 38610.

It is an arithmetic number, because the mean of its divisors is an integer number (26953560).

Almost surely, 2^340413785 is an apocalyptic number.

It is an amenable number.

340413785 is a deficient number, since it is larger than the sum of its proper divisors (90843175).

340413785 is a wasteful number, since it uses less digits than its factorization.

340413785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10528.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 340413785 is about 18450.3058240236. The cubic root of 340413785 is about 698.2362296781.

The spelling of 340413785 in words is "three hundred forty million, four hundred thirteen thousand, seven hundred eighty-five".