378245 has 16 divisors (see below), whose sum is σ = 528768. Its totient is φ = 254400.

The previous prime is 378241. The next prime is 378253. The reversal of 378245 is 542873.

It is a happy number.

It is not a de Polignac number, because 378245 - 2² = 378241 is a prime.

It is a Duffinian number.

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 378245.

It is not an unprimeable number, because it can be changed into a prime (378241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3482 + ... + 3588.

It is an arithmetic number, because the mean of its divisors is an integer number (33048).

2³⁷⁸²⁴⁵ is an apocalyptic number.

378245 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

378245 is a deficient number, since it is larger than the sum of its proper divisors (150523).

378245 is a wasteful number, since it uses less digits than its factorization.

378245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220.

The product of its digits is 6720, while the sum is 29.

The square root of 378245 is about 615.0162599477. The cubic root of 378245 is about 72.3198858440.

The spelling of 378245 in words is "three hundred seventy-eight thousand, two hundred forty-five".