340277233 has 2 divisors, whose sum is σ = 340277234. Its totient is φ = 340277232.

The previous prime is 340277221. The next prime is 340277237. The reversal of 340277233 is 332772043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 315843984 + 24433249 = 17772^2 + 4943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340277233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340277195 and 340277204.

It is not a weakly prime, because it can be changed into another prime (340277237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170138616 + 170138617.

It is an arithmetic number, because the mean of its divisors is an integer number (170138617).

Almost surely, 2^340277233 is an apocalyptic number.

It is an amenable number.

340277233 is a deficient number, since it is larger than the sum of its proper divisors (1).

340277233 is an equidigital number, since it uses as much as digits as its factorization.

340277233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 31.

The square root of 340277233 is about 18446.6049179788. The cubic root of 340277233 is about 698.1428547821.

The spelling of 340277233 in words is "three hundred forty million, two hundred seventy-seven thousand, two hundred thirty-three".