296391 has 8 divisors (see below), whose sum is σ = 408064. Its totient is φ = 191160.

The previous prime is 296377. The next prime is 296437. The reversal of 296391 is 193692.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 296391 - 2⁹ = 295879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (296591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1501 + ... + 1686.

It is an arithmetic number, because the mean of its divisors is an integer number (51008).

2²⁹⁶³⁹¹ is an apocalyptic number.

296391 is a deficient number, since it is larger than the sum of its proper divisors (111673).

296391 is a wasteful number, since it uses less digits than its factorization.

296391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221.

The product of its digits is 2916, while the sum is 30.

The square root of 296391 is about 544.4180379084. The cubic root of 296391 is about 66.6737686878.

The spelling of 296391 in words is "two hundred ninety-six thousand, three hundred ninety-one".