229615444 has 6 divisors (see below), whose sum is σ = 401827034. Its totient is φ = 114807720.

The previous prime is 229615409. The next prime is 229615453. The reversal of 229615444 is 444516922.

It can be written as a sum of positive squares in only one way, i.e., 175032900 + 54582544 = 13230^2 + 7388^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 28701927 + ... + 28701934.

Almost surely, 2^229615444 is an apocalyptic number.

It is an amenable number.

229615444 is a deficient number, since it is larger than the sum of its proper divisors (172211590).

229615444 is a wasteful number, since it uses less digits than its factorization.

229615444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57403865 (or 57403863 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 229615444 is about 15153.0671482707. The cubic root of 229615444 is about 612.3509065959.

The spelling of 229615444 in words is "two hundred twenty-nine million, six hundred fifteen thousand, four hundred forty-four".