378992 has 10 divisors (see below), whose sum is σ = 734328. Its totient is φ = 189488.

The previous prime is 378977. The next prime is 378997. The reversal of 378992 is 299873.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11828 + ... + 11859.

2³⁷⁸⁹⁹² is an apocalyptic number.

It is an amenable number.

378992 is a deficient number, since it is larger than the sum of its proper divisors (355336).

378992 is a wasteful number, since it uses less digits than its factorization.

378992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23695 (or 23689 counting only the distinct ones).

The product of its digits is 27216, while the sum is 38.

The square root of 378992 is about 615.6232614189. The cubic root of 378992 is about 72.3674629701.

The spelling of 378992 in words is "three hundred seventy-eight thousand, nine hundred ninety-two".