229242590 has 8 divisors (see below), whose sum is σ = 412636680. Its totient is φ = 91697032.

The previous prime is 229242583. The next prime is 229242617. The reversal of 229242590 is 95242922.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 229242590.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11462120 + ... + 11462139.

It is an arithmetic number, because the mean of its divisors is an integer number (51579585).

Almost surely, 2^229242590 is an apocalyptic number.

229242590 is a deficient number, since it is larger than the sum of its proper divisors (183394090).

229242590 is a wasteful number, since it uses less digits than its factorization.

229242590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22924266.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 229242590 is about 15140.7592279912. The cubic root of 229242590 is about 612.0192779466.

The spelling of 229242590 in words is "two hundred twenty-nine million, two hundred forty-two thousand, five hundred ninety".