671137074 has 48 divisors (see below), whose sum is σ = 1489363200. Its totient is φ = 218357568.

The previous prime is 671137069. The next prime is 671137081. The reversal of 671137074 is 470731176.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123907 + ... + 129209.

It is an arithmetic number, because the mean of its divisors is an integer number (31028400).

Almost surely, 2^671137074 is an apocalyptic number.

671137074 is an abundant number, since it is smaller than the sum of its proper divisors (818226126).

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

671137074 is a wasteful number, since it uses less digits than its factorization.

671137074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5479 (or 5476 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The square root of 671137074 is about 25906.3134004049. The cubic root of 671137074 is about 875.5287466549.

The spelling of 671137074 in words is "six hundred seventy-one million, one hundred thirty-seven thousand, seventy-four".