16834397 has 4 divisors (see below), whose sum is σ = 16848480. Its totient is φ = 16820316.

The previous prime is 16834393. The next prime is 16834421. The reversal of 16834397 is 79343861.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16834397 - 2² = 16834393 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 (16834393) 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 3 ways as a sum of consecutive naturals, for example, 5063 + ... + 7700.

It is an arithmetic number, because the mean of its divisors is an integer number (4212120).

Almost surely, 2^16834397 is an apocalyptic number.

It is an amenable number.

16834397 is a deficient number, since it is larger than the sum of its proper divisors (14083).

16834397 is a wasteful number, since it uses less digits than its factorization.

16834397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14082.

The product of its digits is 108864, while the sum is 41.

The square root of 16834397 is about 4102.9741651636. The cubic root of 16834397 is about 256.2905078139.

The spelling of 16834397 in words is "sixteen million, eight hundred thirty-four thousand, three hundred ninety-seven".