229571745 has 16 divisors (see below), whose sum is σ = 395570112. Its totient is φ = 113019840.

The previous prime is 229571729. The next prime is 229571747. The reversal of 229571745 is 547175922.

It is not a de Polignac number, because 229571745 - 2⁴ = 229571729 is a prime.

It is a super-2 number, since 2×229571745² = 105406372204690050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 229571697 and 229571706.

It is not an unprimeable number, because it can be changed into a prime (229571747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 588451 + ... + 588840.

It is an arithmetic number, because the mean of its divisors is an integer number (24723132).

Almost surely, 2^229571745 is an apocalyptic number.

It is an amenable number.

229571745 is a deficient number, since it is larger than the sum of its proper divisors (165998367).

229571745 is a wasteful number, since it uses less digits than its factorization.

229571745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177312.

The product of its digits is 176400, while the sum is 42.

The square root of 229571745 is about 15151.6251603582. The cubic root of 229571745 is about 612.3120578443.

The spelling of 229571745 in words is "two hundred twenty-nine million, five hundred seventy-one thousand, seven hundred forty-five".