323400000 has 504 divisors, whose sum is σ = 1357225632. Its totient is φ = 67200000.

The previous prime is 323399971. The next prime is 323400023. The reversal of 323400000 is 4323.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 29399995 + ... + 29400005.

It is an arithmetic number, because the mean of its divisors is an integer number (2692908).

Almost surely, 2^323400000 is an apocalyptic number.

323400000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (678612816).

323400000 is an abundant number, since it is smaller than the sum of its proper divisors (1033825632).

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

323400000 is an equidigital number, since it uses as much as digits as its factorization.

323400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 323400000 is about 17983.3256101312. The cubic root of 323400000 is about 686.4043153156.

Adding to 323400000 its reverse (4323), we get a palindrome (323404323).

The spelling of 323400000 in words is "three hundred twenty-three million, four hundred thousand".