340628627 has 2 divisors, whose sum is σ = 340628628. Its totient is φ = 340628626.

The previous prime is 340628611. The next prime is 340628681. The reversal of 340628627 is 726826043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340628627 - 2⁴ = 340628611 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (340628027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170314313 + 170314314.

It is an arithmetic number, because the mean of its divisors is an integer number (170314314).

Almost surely, 2^340628627 is an apocalyptic number.

340628627 is a deficient number, since it is larger than the sum of its proper divisors (1).

340628627 is an equidigital number, since it uses as much as digits as its factorization.

340628627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 340628627 is about 18456.1270856049. The cubic root of 340628627 is about 698.3830891058.

The spelling of 340628627 in words is "three hundred forty million, six hundred twenty-eight thousand, six hundred twenty-seven".