16226147 has 4 divisors (see below), whose sum is σ = 18544176. Its totient is φ = 13908120.

The previous prime is 16226141. The next prime is 16226153. The reversal of 16226147 is 74162261.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (16226141) and next prime (16226153).

It is a cyclic number.

It is not a de Polignac number, because 16226147 - 2⁴ = 16226131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16226141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1159004 + ... + 1159017.

It is an arithmetic number, because the mean of its divisors is an integer number (4636044).

Almost surely, 2^16226147 is an apocalyptic number.

16226147 is a deficient number, since it is larger than the sum of its proper divisors (2318029).

16226147 is an equidigital number, since it uses as much as digits as its factorization.

16226147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318028.

The product of its digits is 4032, while the sum is 29.

The square root of 16226147 is about 4028.1691871122. The cubic root of 16226147 is about 253.1658574905.

It can be divided in two parts, 162261 and 47, that multiplied together give a palindrome (7626267).

The spelling of 16226147 in words is "sixteen million, two hundred twenty-six thousand, one hundred forty-seven".