296128 has 28 divisors (see below), whose sum is σ = 672592. Its totient is φ = 126720.

The previous prime is 296117. The next prime is 296129. The reversal of 296128 is 821692.

It is a happy number.

296128 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 296096 and 296105.

It is not an unprimeable number, because it can be changed into a prime (296129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118 + ... + 778.

2²⁹⁶¹²⁸ is an apocalyptic number.

296128 is a gapful number since it is divisible by the number (28) 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 296128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336296).

296128 is an abundant number, since it is smaller than the sum of its proper divisors (376464).

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

296128 is an equidigital number, since it uses as much as digits as its factorization.

296128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680 (or 670 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 296128 is about 544.1764419745. The cubic root of 296128 is about 66.6540420539.

It can be divided in two parts, 296 and 128, that added together give a palindrome (424).

The spelling of 296128 in words is "two hundred ninety-six thousand, one hundred twenty-eight".