16147229 has 16 divisors (see below), whose sum is σ = 20217600. Its totient is φ = 12574464.

The previous prime is 16147223. The next prime is 16147237. The reversal of 16147229 is 92274161.

It is a happy number.

It is not a de Polignac number, because 16147229 - 2¹⁶ = 16081693 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16147195 and 16147204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16147223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1112 + ... + 5790.

It is an arithmetic number, because the mean of its divisors is an integer number (1263600).

Almost surely, 2^16147229 is an apocalyptic number.

It is an amenable number.

16147229 is a deficient number, since it is larger than the sum of its proper divisors (4070371).

16147229 is a wasteful number, since it uses less digits than its factorization.

16147229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4732.

The product of its digits is 6048, while the sum is 32.

The square root of 16147229 is about 4018.3614819974. The cubic root of 16147229 is about 252.7547551368.

The spelling of 16147229 in words is "sixteen million, one hundred forty-seven thousand, two hundred twenty-nine".