610646 has 8 divisors (see below), whose sum is σ = 925344. Its totient is φ = 302200.

The previous prime is 610639. The next prime is 610651. The reversal of 610646 is 646016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1310 + ... + 1713.

It is an arithmetic number, because the mean of its divisors is an integer number (115668).

2⁶¹⁰⁶⁴⁶ is an apocalyptic number.

610646 is a deficient number, since it is larger than the sum of its proper divisors (314698).

610646 is a wasteful number, since it uses less digits than its factorization.

610646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3126.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 610646 is about 781.4384172793. The cubic root of 610646 is about 84.8391884553.

The spelling of 610646 in words is "six hundred ten thousand, six hundred forty-six".