674158 has 16 divisors (see below), whose sum is σ = 1080720. Its totient is φ = 314496.

The previous prime is 674131. The next prime is 674159. The reversal of 674158 is 851476.

674158 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 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674159) 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, 4216 + ... + 4372.

It is an arithmetic number, because the mean of its divisors is an integer number (67545).

2⁶⁷⁴¹⁵⁸ is an apocalyptic number.

674158 is a deficient number, since it is larger than the sum of its proper divisors (406562).

674158 is a wasteful number, since it uses less digits than its factorization.

674158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291.

The product of its digits is 6720, while the sum is 31.

The square root of 674158 is about 821.0712514758. The cubic root of 674158 is about 87.6840425559.

It can be divided in two parts, 67 and 4158, that added together give a square (4225 = 65²).

The spelling of 674158 in words is "six hundred seventy-four thousand, one hundred fifty-eight".