340563745 has 8 divisors (see below), whose sum is σ = 408911616. Its totient is φ = 272294256.

The previous prime is 340563721. The next prime is 340563749. The reversal of 340563745 is 547365043.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340563745 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340563749) 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, 9567 + ... + 27796.

It is an arithmetic number, because the mean of its divisors is an integer number (51113952).

Almost surely, 2^340563745 is an apocalyptic number.

It is an amenable number.

340563745 is a deficient number, since it is larger than the sum of its proper divisors (68347871).

340563745 is a wasteful number, since it uses less digits than its factorization.

340563745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39191.

The product of its (nonzero) digits is 151200, while the sum is 37.

The square root of 340563745 is about 18454.3692658405. The cubic root of 340563745 is about 698.3387442628.

The spelling of 340563745 in words is "three hundred forty million, five hundred sixty-three thousand, seven hundred forty-five".