610404 has 12 divisors (see below), whose sum is σ = 1424304. Its totient is φ = 203464.

The previous prime is 610391. The next prime is 610409. The reversal of 610404 is 404016.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (610409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25422 + ... + 25445.

It is an arithmetic number, because the mean of its divisors is an integer number (118692).

2⁶¹⁰⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

610404 is an abundant number, since it is smaller than the sum of its proper divisors (813900).

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

610404 is a wasteful number, since it uses less digits than its factorization.

610404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50874 (or 50872 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 610404 is about 781.2835592792. The cubic root of 610404 is about 84.8279796718.

The spelling of 610404 in words is "six hundred ten thousand, four hundred four".