323944128 has 42 divisors (see below), whose sum is σ = 928529004. Its totient is φ = 107981184.

The previous prime is 323944111. The next prime is 323944133. The reversal of 323944128 is 821449323.

323944128 is a `hidden beast` number, since 3 + 239 + 4 + 412 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 323944092 and 323944101.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 280626 + ... + 281777.

Almost surely, 2^323944128 is an apocalyptic number.

It is an amenable number.

323944128 is an abundant number, since it is smaller than the sum of its proper divisors (604584876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323944128 is a wasteful number, since it uses less digits than its factorization.

323944128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562421 (or 562408 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 323944128 is about 17998.4479330858. The cubic root of 323944128 is about 686.7890633401.

The spelling of 323944128 in words is "three hundred twenty-three million, nine hundred forty-four thousand, one hundred twenty-eight".