340352497 has 16 divisors (see below), whose sum is σ = 357431040. Its totient is φ = 323672832.

The previous prime is 340352483. The next prime is 340352531. The reversal of 340352497 is 794253043.

It is a cyclic number.

It is not a de Polignac number, because 340352497 - 2¹¹ = 340350449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340352197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 927208 + ... + 927574.

It is an arithmetic number, because the mean of its divisors is an integer number (22339440).

Almost surely, 2^340352497 is an apocalyptic number.

It is an amenable number.

340352497 is a deficient number, since it is larger than the sum of its proper divisors (17078543).

340352497 is a wasteful number, since it uses less digits than its factorization.

340352497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 340352497 is about 18448.6448553817. The cubic root of 340352497 is about 698.1943237464.

The spelling of 340352497 in words is "three hundred forty million, three hundred fifty-two thousand, four hundred ninety-seven".