671064 has 16 divisors (see below), whose sum is σ = 1677720. Its totient is φ = 223680.

The previous prime is 671063. The next prime is 671081. The reversal of 671064 is 460176.

671064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 27961 = 671064 / (6 + 7 + 1 + 0 + 6 + 4).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 671064.

It is not an unprimeable number, because it can be changed into a prime (671063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13957 + ... + 14004.

2⁶⁷¹⁰⁶⁴ is an apocalyptic number.

It is an amenable number.

671064 is an abundant number, since it is smaller than the sum of its proper divisors (1006656).

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

671064 is a wasteful number, since it uses less digits than its factorization.

671064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27970 (or 27966 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 671064 is about 819.1849607995. The cubic root of 671064 is about 87.5496969386.

The spelling of 671064 in words is "six hundred seventy-one thousand, sixty-four".