378323330 has 32 divisors (see below), whose sum is σ = 849018240. Its totient is φ = 117918720.

The previous prime is 378323311. The next prime is 378323347. The reversal of 378323330 is 33323873.

It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 244895 + ... + 246434.

It is an arithmetic number, because the mean of its divisors is an integer number (26531820).

Almost surely, 2^378323330 is an apocalyptic number.

378323330 is an abundant number, since it is smaller than the sum of its proper divisors (470694910).

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

378323330 is a wasteful number, since it uses less digits than its factorization.

378323330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491354.

The product of its (nonzero) digits is 27216, while the sum is 32.

The square root of 378323330 is about 19450.5354682076. The cubic root of 378323330 is about 723.2487769286.

The spelling of 378323330 in words is "three hundred seventy-eight million, three hundred twenty-three thousand, three hundred thirty".