16676349 has 4 divisors (see below), whose sum is σ = 22235136. Its totient is φ = 11117564.

The previous prime is 16676329. The next prime is 16676353. The reversal of 16676349 is 94367661.

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 16676349 - 2⁷ = 16676221 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16676349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16676329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2779389 + ... + 2779394.

It is an arithmetic number, because the mean of its divisors is an integer number (5558784).

Almost surely, 2^16676349 is an apocalyptic number.

It is an amenable number.

16676349 is a deficient number, since it is larger than the sum of its proper divisors (5558787).

16676349 is an equidigital number, since it uses as much as digits as its factorization.

16676349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5558786.

The product of its digits is 163296, while the sum is 42.

The square root of 16676349 is about 4083.6685712726. The cubic root of 16676349 is about 255.4859323114.

The spelling of 16676349 in words is "sixteen million, six hundred seventy-six thousand, three hundred forty-nine".