340734089 has 2 divisors, whose sum is σ = 340734090. Its totient is φ = 340734088.

The previous prime is 340734083. The next prime is 340734101. The reversal of 340734089 is 980437043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 234334864 + 106399225 = 15308^2 + 10315^2 .

It is a cyclic number.

It is not a de Polignac number, because 340734089 - 2²⁴ = 323956873 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (340734083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170367044 + 170367045.

It is an arithmetic number, because the mean of its divisors is an integer number (170367045).

Almost surely, 2^340734089 is an apocalyptic number.

It is an amenable number.

340734089 is a deficient number, since it is larger than the sum of its proper divisors (1).

340734089 is an equidigital number, since it uses as much as digits as its factorization.

340734089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 340734089 is about 18458.9839644548. The cubic root of 340734089 is about 698.4551571114.

The spelling of 340734089 in words is "three hundred forty million, seven hundred thirty-four thousand, eighty-nine".