16340697 has 20 divisors (see below), whose sum is σ = 24782736. Its totient is φ = 10727640.

The previous prime is 16340683. The next prime is 16340707. The reversal of 16340697 is 79604361.

16340697 is a `hidden beast` number, since 163 + 406 + 97 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-16340697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16340617) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3922 + ... + 6932.

Almost surely, 2^16340697 is an apocalyptic number.

It is an amenable number.

16340697 is a deficient number, since it is larger than the sum of its proper divisors (8442039).

16340697 is an equidigital number, since it uses as much as digits as its factorization.

16340697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3090 (or 3081 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 16340697 is about 4042.3627991560. The cubic root of 16340697 is about 253.7602103845.

The spelling of 16340697 in words is "sixteen million, three hundred forty thousand, six hundred ninety-seven".