229542946 has 8 divisors (see below), whose sum is σ = 356187420. Its totient is φ = 110813808.

The previous prime is 229542923. The next prime is 229542961. The reversal of 229542946 is 649245922.

It can be written as a sum of positive squares in 2 ways, for example, as 229068225 + 474721 = 15135^2 + 689^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1978761 + ... + 1978876.

Almost surely, 2^229542946 is an apocalyptic number.

229542946 is a deficient number, since it is larger than the sum of its proper divisors (126644474).

229542946 is a wasteful number, since it uses less digits than its factorization.

229542946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957668.

The product of its digits is 311040, while the sum is 43.

The square root of 229542946 is about 15150.6747704516. The cubic root of 229542946 is about 612.2864526138.

The spelling of 229542946 in words is "two hundred twenty-nine million, five hundred forty-two thousand, nine hundred forty-six".