16497273 has 16 divisors (see below), whose sum is σ = 23838080. Its totient is φ = 10148112.

The previous prime is 16497253. The next prime is 16497277. The reversal of 16497273 is 37279461.

It is not a de Polignac number, because 16497273 - 2⁵ = 16497241 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16497277) 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 15 ways as a sum of consecutive naturals, for example, 5340 + ... + 7842.

It is an arithmetic number, because the mean of its divisors is an integer number (1489880).

Almost surely, 2^16497273 is an apocalyptic number.

16497273 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16497273 is a deficient number, since it is larger than the sum of its proper divisors (7340807).

16497273 is an equidigital number, since it uses as much as digits as its factorization.

16497273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545 (or 2519 counting only the distinct ones).

The product of its digits is 63504, while the sum is 39.

The square root of 16497273 is about 4061.6835179516. The cubic root of 16497273 is about 254.5681425471.

The spelling of 16497273 in words is "sixteen million, four hundred ninety-seven thousand, two hundred seventy-three".