671973474 has 32 divisors (see below), whose sum is σ = 1403679744. Its totient is φ = 214053840.

The previous prime is 671973457. The next prime is 671973493. The reversal of 671973474 is 474379176.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244689 + ... + 247419.

It is an arithmetic number, because the mean of its divisors is an integer number (43864992).

Almost surely, 2^671973474 is an apocalyptic number.

671973474 is an abundant number, since it is smaller than the sum of its proper divisors (731706270).

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

671973474 is a wasteful number, since it uses less digits than its factorization.

671973474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4542.

The product of its digits is 889056, while the sum is 48.

The square root of 671973474 is about 25922.4511572498. The cubic root of 671973474 is about 875.8923029128.

The spelling of 671973474 in words is "six hundred seventy-one million, nine hundred seventy-three thousand, four hundred seventy-four".