147330229 has 4 divisors (see below), whose sum is σ = 149105376. Its totient is φ = 145555084.

The previous prime is 147330173. The next prime is 147330241. The reversal of 147330229 is 922033741.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 922033741 = 19121 ⋅48221.

It is a cyclic number.

It is not a de Polignac number, because 147330229 - 2¹³ = 147322037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147330229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147330299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 887449 + ... + 887614.

It is an arithmetic number, because the mean of its divisors is an integer number (37276344).

Almost surely, 2^147330229 is an apocalyptic number.

It is an amenable number.

147330229 is a deficient number, since it is larger than the sum of its proper divisors (1775147).

147330229 is an equidigital number, since it uses as much as digits as its factorization.

147330229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775146.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 147330229 is about 12137.9664277011. The cubic root of 147330229 is about 528.1581121309.

The spelling of 147330229 in words is "one hundred forty-seven million, three hundred thirty thousand, two hundred twenty-nine".