340346045 has 8 divisors (see below), whose sum is σ = 439831896. Its totient is φ = 251332416.

The previous prime is 340346029. The next prime is 340346051. The reversal of 340346045 is 540643043.

It can be written as a sum of positive squares in 4 ways, for example, as 22829284 + 317516761 = 4778^2 + 17819^2 .

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 340346045 - 2⁴ = 340346029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340345999 and 340346017.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2617982 + ... + 2618111.

It is an arithmetic number, because the mean of its divisors is an integer number (54978987).

Almost surely, 2^340346045 is an apocalyptic number.

It is an amenable number.

340346045 is a deficient number, since it is larger than the sum of its proper divisors (99485851).

340346045 is a wasteful number, since it uses less digits than its factorization.

340346045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5236111.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 340346045 is about 18448.4699907608. The cubic root of 340346045 is about 698.1899118712.

Adding to 340346045 its reverse (540643043), we get a palindrome (880989088).

The spelling of 340346045 in words is "three hundred forty million, three hundred forty-six thousand, forty-five".