671340700 has 18 divisors (see below), whose sum is σ = 1456809536. Its totient is φ = 268536240.

The previous prime is 671340673. The next prime is 671340739. The reversal of 671340700 is 7043176.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3356604 + ... + 3356803.

Almost surely, 2^671340700 is an apocalyptic number.

It is an amenable number.

671340700 is an abundant number, since it is smaller than the sum of its proper divisors (785468836).

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

671340700 is a wasteful number, since it uses less digits than its factorization.

671340700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6713421 (or 6713414 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 671340700 is about 25910.2431482223. The cubic root of 671340700 is about 875.6172841515.

Adding to 671340700 its reverse (7043176), we get a palindrome (678383876).

The spelling of 671340700 in words is "six hundred seventy-one million, three hundred forty thousand, seven hundred".