610998 has 8 divisors (see below), whose sum is σ = 1222008. Its totient is φ = 203664.

The previous prime is 610993. The next prime is 611011. The reversal of 610998 is 899016.

It is a happy number.

610998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

610998 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 610998.

It is not an unprimeable number, because it can be changed into a prime (610993) by changing a digit.

610998 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 3 ways as a sum of consecutive naturals, for example, 50911 + ... + 50922.

It is an arithmetic number, because the mean of its divisors is an integer number (152751).

2⁶¹⁰⁹⁹⁸ is an apocalyptic number.

610998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

610998 is a wasteful number, since it uses less digits than its factorization.

610998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101838.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 610998 is about 781.6636105129. The cubic root of 610998 is about 84.8554868552.

The spelling of 610998 in words is "six hundred ten thousand, nine hundred ninety-eight".