323378620 has 48 divisors (see below), whose sum is σ = 711805248. Its totient is φ = 123171840.

The previous prime is 323378567. The next prime is 323378621. The reversal of 323378620 is 26873323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323378621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109402 + ... + 112318.

It is an arithmetic number, because the mean of its divisors is an integer number (14829276).

Almost surely, 2^323378620 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 323378620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355902624).

323378620 is an abundant number, since it is smaller than the sum of its proper divisors (388426628).

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

323378620 is a wasteful number, since it uses less digits than its factorization.

323378620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3190 (or 3188 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 323378620 is about 17982.7311607553. The cubic root of 323378620 is about 686.3891889008.

The spelling of 323378620 in words is "three hundred twenty-three million, three hundred seventy-eight thousand, six hundred twenty".