147228223 has 8 divisors (see below), whose sum is σ = 150469488. Its totient is φ = 144004224.

The previous prime is 147228167. The next prime is 147228229. The reversal of 147228223 is 322822741.

147228223 is digitally balanced in base 2, because in such base 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 147228223 - 2¹⁷ = 147097151 is a prime.

It is a super-2 number, since 2×147228223² = 43352299295475458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147228229) 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, 13740 + ... + 21982.

It is an arithmetic number, because the mean of its divisors is an integer number (18808686).

Almost surely, 2^147228223 is an apocalyptic number.

147228223 is a deficient number, since it is larger than the sum of its proper divisors (3241265).

147228223 is an equidigital number, since it uses as much as digits as its factorization.

147228223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8633.

The product of its digits is 10752, while the sum is 31.

The square root of 147228223 is about 12133.7637606804. The cubic root of 147228223 is about 528.0361916097.

The spelling of 147228223 in words is "one hundred forty-seven million, two hundred twenty-eight thousand, two hundred twenty-three".