126798 has 16 divisors (see below), whose sum is σ = 289920. Its totient is φ = 36216.

The previous prime is 126781. The next prime is 126823. The reversal of 126798 is 897621.

It is a congruent number.

It is an unprimeable number.

126798 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 7 ways as a sum of consecutive naturals, for example, 1468 + ... + 1551.

It is an arithmetic number, because the mean of its divisors is an integer number (18120).

2¹²⁶⁷⁹⁸ is an apocalyptic number.

126798 is an abundant number, since it is smaller than the sum of its proper divisors (163122).

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

126798 is a wasteful number, since it uses less digits than its factorization.

126798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031.

The product of its digits is 6048, while the sum is 33.

The square root of 126798 is about 356.0870680044. The cubic root of 126798 is about 50.2385929901.

The spelling of 126798 in words is "one hundred twenty-six thousand, seven hundred ninety-eight".