16677373 has 4 divisors (see below), whose sum is σ = 16773948. Its totient is φ = 16580800.

The previous prime is 16677371. The next prime is 16677377. The reversal of 16677373 is 37377661.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37377661 = 31 ⋅1205731.

It can be written as a sum of positive squares in 2 ways, for example, as 6160324 + 10517049 = 2482^2 + 3243^2 .

It is a cyclic number.

It is not a de Polignac number, because 16677373 - 2¹ = 16677371 is a prime.

It is a super-2 number, since 2×16677373² = 556269540362258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16677371) 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, 48028 + ... + 48373.

It is an arithmetic number, because the mean of its divisors is an integer number (4193487).

Almost surely, 2^16677373 is an apocalyptic number.

It is an amenable number.

16677373 is a deficient number, since it is larger than the sum of its proper divisors (96575).

16677373 is an equidigital number, since it uses as much as digits as its factorization.

16677373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96574.

The product of its digits is 111132, while the sum is 40.

The square root of 16677373 is about 4083.7939468098. The cubic root of 16677373 is about 255.4911615183.

The spelling of 16677373 in words is "sixteen million, six hundred seventy-seven thousand, three hundred seventy-three".