295705728 has 112 divisors (see below), whose sum is σ = 883526550. Its totient is φ = 98537472.

The previous prime is 295705727. The next prime is 295705747. The reversal of 295705728 is 827507592.

It is a happy number.

295705728 is a `hidden beast` number, since 2 + 9 + 5 + 70 + 572 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 209438784 + 86266944 = 14472^2 + 9288^2 .

It is not an unprimeable number, because it can be changed into a prime (295705723) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 91728 + ... + 94896.

Almost surely, 2^295705728 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 295705728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (441763275).

295705728 is an abundant number, since it is smaller than the sum of its proper divisors (587820822).

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

295705728 is an frugal number, since it uses more digits than its factorization.

295705728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201 (or 3174 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The square root of 295705728 is about 17196.0963011958. The cubic root of 295705728 is about 666.2234458427.

The spelling of 295705728 in words is "two hundred ninety-five million, seven hundred five thousand, seven hundred twenty-eight".