16425227 has 8 divisors (see below), whose sum is σ = 20215776. Its totient is φ = 12995712.

The previous prime is 16425221. The next prime is 16425229. The reversal of 16425227 is 72252461.

It is a happy number.

16425227 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

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 16425227 - 2⁶ = 16425163 is a prime.

16425227 is strictly pandigital in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 16425227.

It is not an unprimeable number, because it can be changed into a prime (16425221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90158 + ... + 90339.

It is an arithmetic number, because the mean of its divisors is an integer number (2526972).

Almost surely, 2^16425227 is an apocalyptic number.

16425227 is a deficient number, since it is larger than the sum of its proper divisors (3790549).

16425227 is a wasteful number, since it uses less digits than its factorization.

16425227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180517.

The product of its digits is 6720, while the sum is 29.

The square root of 16425227 is about 4052.8048312249. The cubic root of 16425227 is about 254.1970230278.

Adding to 16425227 its reverse (72252461), we get a palindrome (88677688).

The spelling of 16425227 in words is "sixteen million, four hundred twenty-five thousand, two hundred twenty-seven".