229929545 has 16 divisors (see below), whose sum is σ = 300456000. Its totient is φ = 168251328.

The previous prime is 229929541. The next prime is 229929569. The reversal of 229929545 is 545929922.

229929545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 229929545 - 2² = 229929541 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 229929545.

It is not an unprimeable number, because it can be changed into a prime (229929541) 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, 38975 + ... + 44484.

It is an arithmetic number, because the mean of its divisors is an integer number (18778500).

Almost surely, 2^229929545 is an apocalyptic number.

It is an amenable number.

229929545 is a deficient number, since it is larger than the sum of its proper divisors (70526455).

229929545 is a wasteful number, since it uses less digits than its factorization.

229929545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83512.

The product of its digits is 583200, while the sum is 47.

The square root of 229929545 is about 15163.4278776271. The cubic root of 229929545 is about 612.6299998948.

The spelling of 229929545 in words is "two hundred twenty-nine million, nine hundred twenty-nine thousand, five hundred forty-five".