323369628 has 12 divisors (see below), whose sum is σ = 754529160. Its totient is φ = 107789872.

The previous prime is 323369621. The next prime is 323369639. The reversal of 323369628 is 826963323.

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

It is a self number, because there is not a number n which added to its sum of digits gives 323369628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323369621) 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, 13473723 + ... + 13473746.

It is an arithmetic number, because the mean of its divisors is an integer number (62877430).

Almost surely, 2^323369628 is an apocalyptic number.

It is an amenable number.

323369628 is an abundant number, since it is smaller than the sum of its proper divisors (431159532).

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

323369628 is a wasteful number, since it uses less digits than its factorization.

323369628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26947476 (or 26947474 counting only the distinct ones).

The product of its digits is 279936, while the sum is 42.

The square root of 323369628 is about 17982.4811413776. The cubic root of 323369628 is about 686.3828268344.

The spelling of 323369628 in words is "three hundred twenty-three million, three hundred sixty-nine thousand, six hundred twenty-eight".