671441792 has 96 divisors (see below), whose sum is σ = 1624570320. Its totient is φ = 270729216.

The previous prime is 671441791. The next prime is 671441807. The reversal of 671441792 is 297144176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671441791) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 257648 + ... + 260240.

Almost surely, 2^671441792 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 671441792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (812285160).

671441792 is an abundant number, since it is smaller than the sum of its proper divisors (953128528).

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

671441792 is a wasteful number, since it uses less digits than its factorization.

671441792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2648 (or 2619 counting only the distinct ones).

The product of its digits is 84672, while the sum is 41.

The square root of 671441792 is about 25912.1938862768. The cubic root of 671441792 is about 875.6612327555.

The spelling of 671441792 in words is "six hundred seventy-one million, four hundred forty-one thousand, seven hundred ninety-two".