229159044 has 75 divisors (see below), whose sum is σ = 620462227. Its totient is φ = 73752336.

The previous prime is 229159039. The next prime is 229159067. The reversal of 229159044 is 440951922.

The square root of 229159044 is 15138.

It is a perfect power (a square), and thus also a powerful number.

229159044 is a `hidden beast` number, since 2 + 29 + 1 + 590 + 44 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 544644 + 228614400 = 738^2 + 15120^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=4, B=87.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 24 ways as a sum of consecutive naturals, for example, 7902022 + ... + 7902050.

Almost surely, 2^229159044 is an apocalyptic number.

229159044 is the 15138-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229159044

229159044 is an abundant number, since it is smaller than the sum of its proper divisors (391303183).

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

229159044 is an frugal number, since it uses more digits than its factorization.

229159044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132 (or 34 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The cubic root of 229159044 is about 611.9449200718.

Multiplying 229159044 by its sum of digits (36), we get a square (8249725584 = 90828²).

229159044 divided by its sum of digits (36) gives a square (6365529 = 2523²).

The spelling of 229159044 in words is "two hundred twenty-nine million, one hundred fifty-nine thousand, forty-four".