671196792 has 32 divisors (see below), whose sum is σ = 1917705600. Its totient is φ = 191770464.

The previous prime is 671196791. The next prime is 671196797. The reversal of 671196792 is 297691176.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671196791) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1997442 + ... + 1997777.

It is an arithmetic number, because the mean of its divisors is an integer number (59928300).

Almost surely, 2^671196792 is an apocalyptic number.

It is an amenable number.

671196792 is an abundant number, since it is smaller than the sum of its proper divisors (1246508808).

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

671196792 is a wasteful number, since it uses less digits than its factorization.

671196792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3995235 (or 3995231 counting only the distinct ones).

The product of its digits is 285768, while the sum is 48.

The square root of 671196792 is about 25907.4659509571. The cubic root of 671196792 is about 875.5547141644.

The spelling of 671196792 in words is "six hundred seventy-one million, one hundred ninety-six thousand, seven hundred ninety-two".