16273313 has 8 divisors (see below), whose sum is σ = 18642432. Its totient is φ = 13915296.

The previous prime is 16273273. The next prime is 16273319. The reversal of 16273313 is 31337261.

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 16273313 - 2⁶ = 16273249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16273319) 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, 656 + ... + 5742.

It is an arithmetic number, because the mean of its divisors is an integer number (2330304).

Almost surely, 2^16273313 is an apocalyptic number.

It is an amenable number.

16273313 is a deficient number, since it is larger than the sum of its proper divisors (2369119).

16273313 is an equidigital number, since it uses as much as digits as its factorization.

16273313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5551.

The product of its digits is 2268, while the sum is 26.

The square root of 16273313 is about 4034.0194595465. The cubic root of 16273313 is about 253.4109201798.

The spelling of 16273313 in words is "sixteen million, two hundred seventy-three thousand, three hundred thirteen".