340450717 has 4 divisors (see below), whose sum is σ = 340652800. Its totient is φ = 340248636.

The previous prime is 340450703. The next prime is 340450763. The reversal of 340450717 is 717054043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 340450717 - 2⁷ = 340450589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340450777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98493 + ... + 101890.

It is an arithmetic number, because the mean of its divisors is an integer number (85163200).

Almost surely, 2^340450717 is an apocalyptic number.

It is an amenable number.

340450717 is a deficient number, since it is larger than the sum of its proper divisors (202083).

340450717 is a wasteful number, since it uses less digits than its factorization.

340450717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202082.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 340450717 is about 18451.3066474979. The cubic root of 340450717 is about 698.2614796622.

The spelling of 340450717 in words is "three hundred forty million, four hundred fifty thousand, seven hundred seventeen".