229061976 has 128 divisors (see below), whose sum is σ = 694794240. Its totient is φ = 61977600.

The previous prime is 229061969. The next prime is 229061977. The reversal of 229061976 is 679160922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229061977) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105316 + ... + 107468.

It is an arithmetic number, because the mean of its divisors is an integer number (5428080).

Almost surely, 2^229061976 is an apocalyptic number.

229061976 is a gapful number since it is divisible by the number (26) 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 229061976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347397120).

229061976 is an abundant number, since it is smaller than the sum of its proper divisors (465732264).

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

229061976 is a wasteful number, since it uses less digits than its factorization.

229061976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2217 (or 2213 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 229061976 is about 15134.7935565702. The cubic root of 229061976 is about 611.8585046033.

The spelling of 229061976 in words is "two hundred twenty-nine million, sixty-one thousand, nine hundred seventy-six".