378153 has 6 divisors (see below), whose sum is σ = 546234. Its totient is φ = 252096.

The previous prime is 378151. The next prime is 378163. The reversal of 378153 is 351873.

It can be written as a sum of positive squares in only one way, i.e., 257049 + 121104 = 507^2 + 348^2 .

It is not a de Polignac number, because 378153 - 2¹ = 378151 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 378153.

It is not an unprimeable number, because it can be changed into a prime (378151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21000 + ... + 21017.

It is an arithmetic number, because the mean of its divisors is an integer number (91039).

2³⁷⁸¹⁵³ is an apocalyptic number.

It is an amenable number.

378153 is a deficient number, since it is larger than the sum of its proper divisors (168081).

378153 is a wasteful number, since it uses less digits than its factorization.

378153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42023 (or 42020 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 378153 is about 614.9414606286. The cubic root of 378153 is about 72.3140219471.

The spelling of 378153 in words is "three hundred seventy-eight thousand, one hundred fifty-three".