296691321 has 16 divisors (see below), whose sum is σ = 402668928. Its totient is φ = 194275200.

The previous prime is 296691301. The next prime is 296691341. The reversal of 296691321 is 123196692.

It is an interprime number because it is at equal distance from previous prime (296691301) and next prime (296691341).

It is not a de Polignac number, because 296691321 - 2⁷ = 296691193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 296691321.

It is not an unprimeable number, because it can be changed into a prime (296691301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57375 + ... + 62331.

It is an arithmetic number, because the mean of its divisors is an integer number (25166808).

Almost surely, 2^296691321 is an apocalyptic number.

It is an amenable number.

296691321 is a deficient number, since it is larger than the sum of its proper divisors (105977607).

296691321 is a wasteful number, since it uses less digits than its factorization.

296691321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5312.

The product of its digits is 34992, while the sum is 39.

The square root of 296691321 is about 17224.7299253138. The cubic root of 296691321 is about 666.9628036293.

The spelling of 296691321 in words is "two hundred ninety-six million, six hundred ninety-one thousand, three hundred twenty-one".