229713147 has 12 divisors (see below), whose sum is σ = 343249920. Its totient is φ = 147861168.

The previous prime is 229713109. The next prime is 229713149. The reversal of 229713147 is 741317922.

It is not a de Polignac number, because 229713147 - 2¹¹ = 229711099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229713149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 439803 + ... + 440324.

It is an arithmetic number, because the mean of its divisors is an integer number (28604160).

Almost surely, 2^229713147 is an apocalyptic number.

229713147 is a deficient number, since it is larger than the sum of its proper divisors (113536773).

229713147 is a wasteful number, since it uses less digits than its factorization.

229713147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880162 (or 880159 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 229713147 is about 15156.2906741722. The cubic root of 229713147 is about 612.4377474979.

The spelling of 229713147 in words is "two hundred twenty-nine million, seven hundred thirteen thousand, one hundred forty-seven".