6748420 has 96 divisors (see below), whose sum is σ = 17740800. Its totient is φ = 2104704.

The previous prime is 6748411. The next prime is 6748433. The reversal of 6748420 is 248476.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114351 + ... + 114409.

It is an arithmetic number, because the mean of its divisors is an integer number (184800).

Almost surely, 2^6748420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6748420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8870400).

6748420 is an abundant number, since it is smaller than the sum of its proper divisors (10992380).

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

6748420 is a wasteful number, since it uses less digits than its factorization.

6748420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 6748420 is about 2597.7721224157. The cubic root of 6748420 is about 188.9734105909.

The spelling of 6748420 in words is "six million, seven hundred forty-eight thousand, four hundred twenty".