670098 has 48 divisors (see below), whose sum is σ = 1608768. Its totient is φ = 184800.

The previous prime is 670097. The next prime is 670099. The reversal of 670098 is 890076.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (670097) and next prime (670099).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 670098.

It is not an unprimeable number, because it can be changed into a prime (670097) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9403 + ... + 9473.

It is an arithmetic number, because the mean of its divisors is an integer number (33516).

2⁶⁷⁰⁰⁹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 670098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (804384).

670098 is an abundant number, since it is smaller than the sum of its proper divisors (938670).

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

670098 is a wasteful number, since it uses less digits than its factorization.

670098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 670098 is about 818.5951380261. The cubic root of 670098 is about 87.5076673553.

The spelling of 670098 in words is "six hundred seventy thousand, ninety-eight".