229420864 has 28 divisors (see below), whose sum is σ = 462060544. Its totient is φ = 112996224.

The previous prime is 229420853. The next prime is 229420879. The reversal of 229420864 is 468024922.

229420864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22464 + ... + 31039.

Almost surely, 2^229420864 is an apocalyptic number.

It is an amenable number.

229420864 is an abundant number, since it is smaller than the sum of its proper divisors (232639680).

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

229420864 is an equidigital number, since it uses as much as digits as its factorization.

229420864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53582 (or 53572 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 229420864 is about 15146.6453051493. The cubic root of 229420864 is about 612.1778855509.

The spelling of 229420864 in words is "two hundred twenty-nine million, four hundred twenty thousand, eight hundred sixty-four".