229086564 has 72 divisors (see below), whose sum is σ = 633624768. Its totient is φ = 64209600.

The previous prime is 229086563. The next prime is 229086569. The reversal of 229086564 is 465680922.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (229086563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27489 + ... + 34839.

It is an arithmetic number, because the mean of its divisors is an integer number (8800344).

Almost surely, 2^229086564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229086564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316812384).

229086564 is an abundant number, since it is smaller than the sum of its proper divisors (404538204).

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

229086564 is a wasteful number, since it uses less digits than its factorization.

229086564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7425 (or 7416 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 229086564 is about 15135.6058352482. The cubic root of 229086564 is about 611.8803965513.

The spelling of 229086564 in words is "two hundred twenty-nine million, eighty-six thousand, five hundred sixty-four".