701646 has 16 divisors (see below), whose sum is σ = 1531008. Its totient is φ = 212600.

The previous prime is 701629. The next prime is 701653. The reversal of 701646 is 646107.

It is a congruent number.

It is an unprimeable number.

701646 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5250 + ... + 5381.

It is an arithmetic number, because the mean of its divisors is an integer number (95688).

2⁷⁰¹⁶⁴⁶ is an apocalyptic number.

701646 is an abundant number, since it is smaller than the sum of its proper divisors (829362).

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

701646 is a wasteful number, since it uses less digits than its factorization.

701646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10647.

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

The square root of 701646 is about 837.6431220991. The cubic root of 701646 is about 88.8599404577.

The spelling of 701646 in words is "seven hundred one thousand, six hundred forty-six".