671679174 has 16 divisors (see below), whose sum is σ = 1365381360. Its totient is φ = 220222560.

The previous prime is 671679149. The next prime is 671679259. The reversal of 671679174 is 471976176.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 917229 + ... + 917960.

It is an arithmetic number, because the mean of its divisors is an integer number (85336335).

Almost surely, 2^671679174 is an apocalyptic number.

671679174 is an abundant number, since it is smaller than the sum of its proper divisors (693702186).

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

671679174 is a wasteful number, since it uses less digits than its factorization.

671679174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835255.

The product of its digits is 444528, while the sum is 48.

The square root of 671679174 is about 25916.7739890597. The cubic root of 671679174 is about 875.7644145581.

The spelling of 671679174 in words is "six hundred seventy-one million, six hundred seventy-nine thousand, one hundred seventy-four".