1323378 has 48 divisors (see below), whose sum is σ = 3407040. Its totient is φ = 377136.

The previous prime is 1323373. The next prime is 1323389. The reversal of 1323378 is 8733231.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1323373) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3208 + ... + 3596.

It is an arithmetic number, because the mean of its divisors is an integer number (70980).

2^1323378 is an apocalyptic number.

1323378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1323378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1703520).

1323378 is an abundant number, since it is smaller than the sum of its proper divisors (2083662).

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

1323378 is an equidigital number, since it uses as much as digits as its factorization.

1323378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 401 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 1323378 is about 1150.3816757929. The cubic root of 1323378 is about 109.7896254643.

The spelling of 1323378 in words is "one million, three hundred twenty-three thousand, three hundred seventy-eight".