323237028 has 12 divisors (see below), whose sum is σ = 754219760. Its totient is φ = 107745672.

The previous prime is 323237027. The next prime is 323237039. The reversal of 323237028 is 820732323.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 323236986 and 323237004.

It is not an unprimeable number, because it can be changed into a prime (323237023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13468198 + ... + 13468221.

Almost surely, 2^323237028 is an apocalyptic number.

It is an amenable number.

323237028 is an abundant number, since it is smaller than the sum of its proper divisors (430982732).

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

323237028 is a wasteful number, since it uses less digits than its factorization.

323237028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26936426 (or 26936424 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 323237028 is about 17978.7938416346. The cubic root of 323237028 is about 686.2889952990.

The spelling of 323237028 in words is "three hundred twenty-three million, two hundred thirty-seven thousand, twenty-eight".