361378 has 8 divisors (see below), whose sum is σ = 547740. Its totient is φ = 178800.

The previous prime is 361373. The next prime is 361409. The reversal of 361378 is 873163.

It can be written as a sum of positive squares in 2 ways, for example, as 257049 + 104329 = 507^2 + 323^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (361373) by changing a digit.

361378 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 693 + ... + 1096.

2³⁶¹³⁷⁸ is an apocalyptic number.

361378 is a deficient number, since it is larger than the sum of its proper divisors (186362).

361378 is a wasteful number, since it uses less digits than its factorization.

361378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892.

The product of its digits is 3024, while the sum is 28.

The square root of 361378 is about 601.1472365403. The cubic root of 361378 is about 71.2285171716.

The spelling of 361378 in words is "three hundred sixty-one thousand, three hundred seventy-eight".