158378 has 16 divisors (see below), whose sum is σ = 271296. Its totient is φ = 68640.

The previous prime is 158371. The next prime is 158393. The reversal of 158378 is 873851.

158378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (158371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350 + ... + 662.

It is an arithmetic number, because the mean of its divisors is an integer number (16956).

2¹⁵⁸³⁷⁸ is an apocalyptic number.

158378 is a deficient number, since it is larger than the sum of its proper divisors (112918).

158378 is a wasteful number, since it uses less digits than its factorization.

158378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349.

The product of its digits is 6720, while the sum is 32.

The square root of 158378 is about 397.9673353430. The cubic root of 158378 is about 54.1042795202.

It can be divided in two parts, 1583 and 78, that added together give a palindrome (1661).

The spelling of 158378 in words is "one hundred fifty-eight thousand, three hundred seventy-eight".