6743730 has 64 divisors (see below), whose sum is σ = 19595520. Its totient is φ = 1449984.

The previous prime is 6743729. The next prime is 6743753. The reversal of 6743730 is 373476.

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

It is a d-powerful number, because it can be written as 6⁸ + 7 + 4⁹ + 3⁷ + 7⁵ + 3¹⁴ + 0 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2626 + ... + 4514.

It is an arithmetic number, because the mean of its divisors is an integer number (306180).

Almost surely, 2^6743730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6743730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9797760).

6743730 is an abundant number, since it is smaller than the sum of its proper divisors (12851790).

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

6743730 is a wasteful number, since it uses less digits than its factorization.

6743730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923.

The product of its (nonzero) digits is 10584, while the sum is 30.

The square root of 6743730 is about 2596.8692689467. The cubic root of 6743730 is about 188.9296230233.

The spelling of 6743730 in words is "six million, seven hundred forty-three thousand, seven hundred thirty".