671022340 has 48 divisors (see below), whose sum is σ = 1447205760. Its totient is φ = 261250560.

The previous prime is 671022323. The next prime is 671022367. The reversal of 671022340 is 43220176.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118780 + ... + 124300.

It is an arithmetic number, because the mean of its divisors is an integer number (30150120).

Almost surely, 2^671022340 is an apocalyptic number.

It is an amenable number.

671022340 is an abundant number, since it is smaller than the sum of its proper divisors (776183420).

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

671022340 is a wasteful number, since it uses less digits than its factorization.

671022340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692 (or 5690 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 671022340 is about 25904.0989034554. The cubic root of 671022340 is about 875.4788519096.

The spelling of 671022340 in words is "six hundred seventy-one million, twenty-two thousand, three hundred forty".