323155623 has 8 divisors (see below), whose sum is σ = 492427648. Its totient is φ = 184660344.

The previous prime is 323155619. The next prime is 323155633. The reversal of 323155623 is 326551323.

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

It is not a de Polignac number, because 323155623 - 2² = 323155619 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 (323155633) 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, 7694161 + ... + 7694202.

It is an arithmetic number, because the mean of its divisors is an integer number (61553456).

Almost surely, 2^323155623 is an apocalyptic number.

323155623 is a deficient number, since it is larger than the sum of its proper divisors (169272025).

323155623 is a wasteful number, since it uses less digits than its factorization.

323155623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15388373.

The product of its digits is 16200, while the sum is 30.

The square root of 323155623 is about 17976.5297819129. The cubic root of 323155623 is about 686.2313780900.

The spelling of 323155623 in words is "three hundred twenty-three million, one hundred fifty-five thousand, six hundred twenty-three".