323256347 has 4 divisors (see below), whose sum is σ = 324123360. Its totient is φ = 322389336.

The previous prime is 323256317. The next prime is 323256361. The reversal of 323256347 is 743652323.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 323256347 - 2¹⁴ = 323239963 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323256317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432947 + ... + 433692.

It is an arithmetic number, because the mean of its divisors is an integer number (81030840).

Almost surely, 2^323256347 is an apocalyptic number.

323256347 is a deficient number, since it is larger than the sum of its proper divisors (867013).

323256347 is an equidigital number, since it uses as much as digits as its factorization.

323256347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867012.

The product of its digits is 90720, while the sum is 35.

The square root of 323256347 is about 17979.3311054666. The cubic root of 323256347 is about 686.3026675703.

The spelling of 323256347 in words is "three hundred twenty-three million, two hundred fifty-six thousand, three hundred forty-seven".