378782 has 4 divisors (see below), whose sum is σ = 568176. Its totient is φ = 189390.

The previous prime is 378779. The next prime is 378793. The reversal of 378782 is 287873.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 378782.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94694 + ... + 94697.

It is an arithmetic number, because the mean of its divisors is an integer number (142044).

2³⁷⁸⁷⁸² is an apocalyptic number.

378782 is a deficient number, since it is larger than the sum of its proper divisors (189394).

378782 is a wasteful number, since it uses less digits than its factorization.

378782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189393.

The product of its digits is 18816, while the sum is 35.

The square root of 378782 is about 615.4526789283. The cubic root of 378782 is about 72.3540941962.

Subtracting from 378782 its reverse (287873), we obtain a palindrome (90909).

The spelling of 378782 in words is "three hundred seventy-eight thousand, seven hundred eighty-two".