674842 has 32 divisors (see below), whose sum is σ = 1267200. Its totient is φ = 263088.

The previous prime is 674837. The next prime is 674851. The reversal of 674842 is 248476.

It is an unprimeable number.

674842 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 15 ways as a sum of consecutive naturals, for example, 11409 + ... + 11467.

It is an arithmetic number, because the mean of its divisors is an integer number (39600).

2⁶⁷⁴⁸⁴² is an apocalyptic number.

674842 is a deficient number, since it is larger than the sum of its proper divisors (592358).

674842 is a wasteful number, since it uses less digits than its factorization.

674842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130.

The product of its digits is 10752, while the sum is 31.

The square root of 674842 is about 821.4876748923. The cubic root of 674842 is about 87.7136872448.

The spelling of 674842 in words is "six hundred seventy-four thousand, eight hundred forty-two".