378322 has 16 divisors (see below), whose sum is σ = 660672. Its totient is φ = 159120.

The previous prime is 378317. The next prime is 378353. The reversal of 378322 is 223873.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633 + ... + 1075.

It is an arithmetic number, because the mean of its divisors is an integer number (41292).

2³⁷⁸³²² is an apocalyptic number.

378322 is a deficient number, since it is larger than the sum of its proper divisors (282350).

378322 is a wasteful number, since it uses less digits than its factorization.

378322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513.

The product of its digits is 2016, while the sum is 25.

The square root of 378322 is about 615.0788567330. The cubic root of 378322 is about 72.3247929398.

Subtracting from 378322 its reverse (223873), we obtain a square (154449 = 393²).

The spelling of 378322 in words is "three hundred seventy-eight thousand, three hundred twenty-two".