16749313 has 8 divisors (see below), whose sum is σ = 19974528. Its totient is φ = 13732224.

The previous prime is 16749311. The next prime is 16749323. The reversal of 16749313 is 31394761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16749313 - 2¹ = 16749311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16749311) 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 7 ways as a sum of consecutive naturals, for example, 51856 + ... + 52177.

It is an arithmetic number, because the mean of its divisors is an integer number (2496816).

Almost surely, 2^16749313 is an apocalyptic number.

It is an amenable number.

16749313 is a deficient number, since it is larger than the sum of its proper divisors (3225215).

16749313 is a wasteful number, since it uses less digits than its factorization.

16749313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104063.

The product of its digits is 13608, while the sum is 34.

The square root of 16749313 is about 4092.5924546673. The cubic root of 16749313 is about 255.8579992510.

The spelling of 16749313 in words is "sixteen million, seven hundred forty-nine thousand, three hundred thirteen".