16749373 has 4 divisors (see below), whose sum is σ = 16860448. Its totient is φ = 16638300.

The previous prime is 16749371. The next prime is 16749377. The reversal of 16749373 is 37394761.

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 16749373 - 2¹ = 16749371 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 (16749371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55311 + ... + 55612.

It is an arithmetic number, because the mean of its divisors is an integer number (4215112).

Almost surely, 2^16749373 is an apocalyptic number.

It is an amenable number.

16749373 is a deficient number, since it is larger than the sum of its proper divisors (111075).

16749373 is a wasteful number, since it uses less digits than its factorization.

16749373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111074.

The product of its digits is 95256, while the sum is 40.

The square root of 16749373 is about 4092.5997849778. The cubic root of 16749373 is about 255.8583047653.

The spelling of 16749373 in words is "sixteen million, seven hundred forty-nine thousand, three hundred seventy-three".