340763617 has 2 divisors, whose sum is σ = 340763618. Its totient is φ = 340763616.

The previous prime is 340763609. The next prime is 340763641. The reversal of 340763617 is 716367043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225930961 + 114832656 = 15031^2 + 10716^2 .

It is a cyclic number.

It is not a de Polignac number, because 340763617 - 2³ = 340763609 is a prime.

It is a super-2 number, since 2×340763617² = 232239685341845378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340773617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170381808 + 170381809.

It is an arithmetic number, because the mean of its divisors is an integer number (170381809).

Almost surely, 2^340763617 is an apocalyptic number.

It is an amenable number.

340763617 is a deficient number, since it is larger than the sum of its proper divisors (1).

340763617 is an equidigital number, since it uses as much as digits as its factorization.

340763617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 340763617 is about 18459.7837744650. The cubic root of 340763617 is about 698.4753325589.

The spelling of 340763617 in words is "three hundred forty million, seven hundred sixty-three thousand, six hundred seventeen".