378772 has 6 divisors (see below), whose sum is σ = 662858. Its totient is φ = 189384.

The previous prime is 378761. The next prime is 378779. The reversal of 378772 is 277873.

378772 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 298116 + 80656 = 546^2 + 284^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47343 + ... + 47350.

2³⁷⁸⁷⁷² is an apocalyptic number.

It is an amenable number.

378772 is a deficient number, since it is larger than the sum of its proper divisors (284086).

378772 is a wasteful number, since it uses less digits than its factorization.

378772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94697 (or 94695 counting only the distinct ones).

The product of its digits is 16464, while the sum is 34.

The square root of 378772 is about 615.4445547732. Note that the first 3 decimals coincide. The cubic root of 378772 is about 72.3534574647.

The spelling of 378772 in words is "three hundred seventy-eight thousand, seven hundred seventy-two".