229349904 has 160 divisors (see below), whose sum is σ = 709287936. Its totient is φ = 62484480.

The previous prime is 229349903. The next prime is 229349927. The reversal of 229349904 is 409943922.

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 (229349903) by changing a digit.

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, 1010239 + ... + 1010465.

Almost surely, 2^229349904 is an apocalyptic number.

229349904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229349904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (354643968).

229349904 is an abundant number, since it is smaller than the sum of its proper divisors (479938032).

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

229349904 is a wasteful number, since it uses less digits than its factorization.

229349904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 229349904 is about 15144.3026911113. The cubic root of 229349904 is about 612.1147633898.

The spelling of 229349904 in words is "two hundred twenty-nine million, three hundred forty-nine thousand, nine hundred four".