671016 has 32 divisors (see below), whose sum is σ = 1704960. Its totient is φ = 220032.

The previous prime is 671003. The next prime is 671017. The reversal of 671016 is 610176.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 670983 and 671001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671017) by changing a digit.

671016 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, 1561 + ... + 1943.

It is an arithmetic number, because the mean of its divisors is an integer number (53280).

2⁶⁷¹⁰¹⁶ is an apocalyptic number.

It is an amenable number.

671016 is an abundant number, since it is smaller than the sum of its proper divisors (1033944).

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

671016 is a wasteful number, since it uses less digits than its factorization.

671016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 671016 is about 819.1556628627. The cubic root of 671016 is about 87.5476094648.

The spelling of 671016 in words is "six hundred seventy-one thousand, sixteen".