671026 has 16 divisors (see below), whose sum is σ = 1059840. Its totient is φ = 318240.

The previous prime is 671017. The next prime is 671029. The reversal of 671026 is 620176.

671026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 670988 and 671006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671029) by changing a digit.

671026 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4830 + ... + 4966.

It is an arithmetic number, because the mean of its divisors is an integer number (66240).

2⁶⁷¹⁰²⁶ is an apocalyptic number.

671026 is a deficient number, since it is larger than the sum of its proper divisors (388814).

671026 is a wasteful number, since it uses less digits than its factorization.

671026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 671026 is about 819.1617666859. The cubic root of 671026 is about 87.5480443633.

The spelling of 671026 in words is "six hundred seventy-one thousand, twenty-six".