671007064 has 48 divisors (see below), whose sum is σ = 1557007920. Its totient is φ = 265449600.

The previous prime is 671007053. The next prime is 671007089. The reversal of 671007064 is 460700176.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25987 + ... + 44914.

It is an arithmetic number, because the mean of its divisors is an integer number (32437665).

Almost surely, 2^671007064 is an apocalyptic number.

It is an amenable number.

671007064 is an abundant number, since it is smaller than the sum of its proper divisors (886000856).

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

671007064 is a wasteful number, since it uses less digits than its factorization.

671007064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70940 (or 70923 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 671007064 is about 25903.8040449661. The cubic root of 671007064 is about 875.4722083571.

The spelling of 671007064 in words is "six hundred seventy-one million, seven thousand, sixty-four".