16493227 has 2 divisors, whose sum is σ = 16493228. Its totient is φ = 16493226.

The previous prime is 16493221. The next prime is 16493251. The reversal of 16493227 is 72239461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16493227 - 2¹⁵ = 16460459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16493192 and 16493201.

It is not a weakly prime, because it can be changed into another prime (16493221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8246613 + 8246614.

It is an arithmetic number, because the mean of its divisors is an integer number (8246614).

Almost surely, 2^16493227 is an apocalyptic number.

16493227 is a deficient number, since it is larger than the sum of its proper divisors (1).

16493227 is an equidigital number, since it uses as much as digits as its factorization.

16493227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 16493227 is about 4061.1854180768. The cubic root of 16493227 is about 254.5473296747.

The spelling of 16493227 in words is "sixteen million, four hundred ninety-three thousand, two hundred twenty-seven".