340817197 has 12 divisors (see below), whose sum is σ = 413699616. Its totient is φ = 279426840.

The previous prime is 340817159. The next prime is 340817219. The reversal of 340817197 is 791718043.

It is a de Polignac number, because none of the positive numbers 2^k-340817197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340817597) 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 in 11 ways as a sum of consecutive naturals, for example, 150079 + ... + 152332.

It is an arithmetic number, because the mean of its divisors is an integer number (34474968).

Almost surely, 2^340817197 is an apocalyptic number.

It is an amenable number.

340817197 is a deficient number, since it is larger than the sum of its proper divisors (72882419).

340817197 is a wasteful number, since it uses less digits than its factorization.

340817197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302448 (or 302441 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 340817197 is about 18461.2349803582. The cubic root of 340817197 is about 698.5119389190.

The spelling of 340817197 in words is "three hundred forty million, eight hundred seventeen thousand, one hundred ninety-seven".