378922 has 8 divisors (see below), whose sum is σ = 582372. Its totient is φ = 184800.

The previous prime is 378919. The next prime is 378929. The reversal of 378922 is 229873.

It can be written as a sum of positive squares in 2 ways, for example, as 335241 + 43681 = 579^2 + 209^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (378929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2229 + ... + 2392.

2³⁷⁸⁹²² is an apocalyptic number.

378922 is a deficient number, since it is larger than the sum of its proper divisors (203450).

378922 is a wasteful number, since it uses less digits than its factorization.

378922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4664.

The product of its digits is 6048, while the sum is 31.

The square root of 378922 is about 615.5664058410. The cubic root of 378922 is about 72.3630072610.

The spelling of 378922 in words is "three hundred seventy-eight thousand, nine hundred twenty-two".