323900 has 36 divisors (see below), whose sum is σ = 729120. Its totient is φ = 124800.

The previous prime is 323899. The next prime is 323903. The reversal of 323900 is 9323.

It is a happy number.

It is a super-2 number, since 2×323900² = 209822420000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4061 + ... + 4139.

2³²³⁹⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (364560).

323900 is an abundant number, since it is smaller than the sum of its proper divisors (405220).

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

323900 is a wasteful number, since it uses less digits than its factorization.

323900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 323900 is about 569.1221310053. The cubic root of 323900 is about 68.6757876888.

The spelling of 323900 in words is "three hundred twenty-three thousand, nine hundred".