340035409 has 8 divisors (see below), whose sum is σ = 389673728. Its totient is φ = 290662560.

The previous prime is 340035383. The next prime is 340035413. The reversal of 340035409 is 904530043.

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

It is a cyclic number.

It is not a de Polignac number, because 340035409 - 2⁷ = 340035281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340035209) 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, 63612 + ... + 68749.

It is an arithmetic number, because the mean of its divisors is an integer number (48709216).

Almost surely, 2^340035409 is an apocalyptic number.

It is an amenable number.

340035409 is a deficient number, since it is larger than the sum of its proper divisors (49638319).

340035409 is a wasteful number, since it uses less digits than its factorization.

340035409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132735.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 340035409 is about 18440.0490509109. The cubic root of 340035409 is about 697.9774330900.

It can be divided in two parts, 3400 and 35409, that added together give a square (38809 = 197²).

The spelling of 340035409 in words is "three hundred forty million, thirty-five thousand, four hundred nine".