674156 has 12 divisors (see below), whose sum is σ = 1348368. Its totient is φ = 288912.

The previous prime is 674131. The next prime is 674159. The reversal of 674156 is 651476.

674156 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 12011 + ... + 12066.

It is an arithmetic number, because the mean of its divisors is an integer number (112364).

2⁶⁷⁴¹⁵⁶ is an apocalyptic number.

It is an amenable number.

674156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674156 is a wasteful number, since it uses less digits than its factorization.

674156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24088 (or 24086 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 674156 is about 821.0700335538. The cubic root of 674156 is about 87.6839558461.

The spelling of 674156 in words is "six hundred seventy-four thousand, one hundred fifty-six".