229831684 has 6 divisors (see below), whose sum is σ = 402205454. Its totient is φ = 114915840.

The previous prime is 229831681. The next prime is 229831697. The reversal of 229831684 is 486138922.

It can be written as a sum of positive squares in only one way, i.e., 229825600 + 6084 = 15160^2 + 78^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 229831684.

It is not an unprimeable number, because it can be changed into a prime (229831681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28728957 + ... + 28728964.

Almost surely, 2^229831684 is an apocalyptic number.

It is an amenable number.

229831684 is a deficient number, since it is larger than the sum of its proper divisors (172373770).

229831684 is a wasteful number, since it uses less digits than its factorization.

229831684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57457925 (or 57457923 counting only the distinct ones).

The product of its digits is 165888, while the sum is 43.

The square root of 229831684 is about 15160.2006583026. The cubic root of 229831684 is about 612.5430731336.

The spelling of 229831684 in words is "two hundred twenty-nine million, eight hundred thirty-one thousand, six hundred eighty-four".