323256345 has 16 divisors (see below), whose sum is σ = 517471872. Its totient is φ = 172316160.

The previous prime is 323256317. The next prime is 323256361. The reversal of 323256345 is 543652323.

It is not a de Polignac number, because 323256345 - 2⁷ = 323256217 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34740 + ... + 43050.

It is an arithmetic number, because the mean of its divisors is an integer number (32341992).

Almost surely, 2^323256345 is an apocalyptic number.

It is an amenable number.

323256345 is a deficient number, since it is larger than the sum of its proper divisors (194215527).

323256345 is a wasteful number, since it uses less digits than its factorization.

323256345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10912.

The product of its digits is 64800, while the sum is 33.

The square root of 323256345 is about 17979.3310498472. The cubic root of 323256345 is about 686.3026661549.

The spelling of 323256345 in words is "three hundred twenty-three million, two hundred fifty-six thousand, three hundred forty-five".