229048642 has 4 divisors (see below), whose sum is σ = 343572966. Its totient is φ = 114524320.

The previous prime is 229048609. The next prime is 229048643. The reversal of 229048642 is 246840922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 184172041 + 44876601 = 13571^2 + 6699^2 .

It is not an unprimeable number, because it can be changed into a prime (229048643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57262159 + ... + 57262162.

Almost surely, 2^229048642 is an apocalyptic number.

229048642 is a deficient number, since it is larger than the sum of its proper divisors (114524324).

229048642 is a wasteful number, since it uses less digits than its factorization.

229048642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114524323.

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 229048642 is about 15134.3530420035. The cubic root of 229048642 is about 611.8466320091.

The spelling of 229048642 in words is "two hundred twenty-nine million, forty-eight thousand, six hundred forty-two".