610641 has 12 divisors (see below), whose sum is σ = 928720. Its totient is φ = 385560.

The previous prime is 610639. The next prime is 610651. The reversal of 610641 is 146016.

It is not a de Polignac number, because 610641 - 2¹ = 610639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (610651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1615 + ... + 1956.

2⁶¹⁰⁶⁴¹ is an apocalyptic number.

It is an amenable number.

610641 is a deficient number, since it is larger than the sum of its proper divisors (318079).

610641 is a wasteful number, since it uses less digits than its factorization.

610641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3596 (or 3593 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 610641 is about 781.4352180443. The cubic root of 610641 is about 84.8389568988.

Adding to 610641 its reverse (146016), we get a palindrome (756657).

The spelling of 610641 in words is "six hundred ten thousand, six hundred forty-one".