674356 has 24 divisors (see below), whose sum is σ = 1282176. Its totient is φ = 309120.

The previous prime is 674347. The next prime is 674357. The reversal of 674356 is 653476.

674356 = T₆₆₉ + T₆₇₀ + T₆₇₁.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674357) by changing a digit.

674356 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 7 ways as a sum of consecutive naturals, for example, 3091 + ... + 3301.

It is an arithmetic number, because the mean of its divisors is an integer number (53424).

2⁶⁷⁴³⁵⁶ is an apocalyptic number.

674356 is the 671-st centered triangular number.

It is an amenable number.

674356 is a deficient number, since it is larger than the sum of its proper divisors (607820).

674356 is a wasteful number, since it uses less digits than its factorization.

674356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 277 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The square root of 674356 is about 821.1918168126. The cubic root of 674356 is about 87.6926259745.

The spelling of 674356 in words is "six hundred seventy-four thousand, three hundred fifty-six".