229312026 has 64 divisors (see below), whose sum is σ = 546652800. Its totient is φ = 71031168.

The previous prime is 229311983. The next prime is 229312033. The reversal of 229312026 is 620213922.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 31 ways as a sum of consecutive naturals, for example, 52270 + ... + 56486.

It is an arithmetic number, because the mean of its divisors is an integer number (8541450).

Almost surely, 2^229312026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229312026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273326400).

229312026 is an abundant number, since it is smaller than the sum of its proper divisors (317340774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

229312026 is a wasteful number, since it uses less digits than its factorization.

229312026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4300 (or 4294 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 229312026 is about 15143.0520701740. The cubic root of 229312026 is about 612.0810638487.

Adding to 229312026 its reverse (620213922), we get a palindrome (849525948).

The spelling of 229312026 in words is "two hundred twenty-nine million, three hundred twelve thousand, twenty-six".