671274032 has 80 divisors (see below), whose sum is σ = 1563733248. Its totient is φ = 275063040.

The previous prime is 671274013. The next prime is 671274061. The reversal of 671274032 is 230472176.

It is a self number, because there is not a number n which added to its sum of digits gives 671274032.

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, 94973 + ... + 101795.

Almost surely, 2^671274032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 671274032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (781866624).

671274032 is an abundant number, since it is smaller than the sum of its proper divisors (892459216).

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

671274032 is a wasteful number, since it uses less digits than its factorization.

671274032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6898 (or 6892 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 671274032 is about 25908.9565980570. The cubic root of 671274032 is about 875.5882985780.

The spelling of 671274032 in words is "six hundred seventy-one million, two hundred seventy-four thousand, thirty-two".