6753720 has 64 divisors (see below), whose sum is σ = 21150720. Its totient is φ = 1721984.

The previous prime is 6753707. The next prime is 6753727. The reversal of 6753720 is 273576.

6753720 is digitally balanced in base 4 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×6753720² = 91225467676800, which contains 22 as substring.

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 (6753727) 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, 1537 + ... + 3983.

It is an arithmetic number, because the mean of its divisors is an integer number (330480).

Almost surely, 2^6753720 is an apocalyptic number.

6753720 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6753720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10575360).

6753720 is an abundant number, since it is smaller than the sum of its proper divisors (14397000).

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

6753720 is a wasteful number, since it uses less digits than its factorization.

6753720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484 (or 2480 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 6753720 is about 2598.7920270772. The cubic root of 6753720 is about 189.0228689329.

The spelling of 6753720 in words is "six million, seven hundred fifty-three thousand, seven hundred twenty".