6126780 has 48 divisors (see below), whose sum is σ = 18716544. Its totient is φ = 1485120.

The previous prime is 6126751. The next prime is 6126787. The reversal of 6126780 is 876216.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6126787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3982 + ... + 5301.

It is an arithmetic number, because the mean of its divisors is an integer number (389928).

Almost surely, 2^6126780 is an apocalyptic number.

6126780 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6126780 is an abundant number, since it is smaller than the sum of its proper divisors (12589764).

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

6126780 is a wasteful number, since it uses less digits than its factorization.

6126780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9306 (or 9304 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 6126780 is about 2475.2333223355. The cubic root of 6126780 is about 182.9830077686.

Subtracting from 6126780 its sum of digits (30), we obtain a triangular number (6126750 = T₃₅₀₀).

The spelling of 6126780 in words is "six million, one hundred twenty-six thousand, seven hundred eighty".