6743740 has 48 divisors (see below), whose sum is σ = 14918400. Its totient is φ = 2557440.

The previous prime is 6743729. The next prime is 6743753. The reversal of 6743740 is 473476.

6743740 is nontrivially palindromic in base 6.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45186 + ... + 45334.

It is an arithmetic number, because the mean of its divisors is an integer number (310800).

Almost surely, 2^6743740 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 6743740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7459200).

6743740 is an abundant number, since it is smaller than the sum of its proper divisors (8174660).

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

6743740 is a wasteful number, since it uses less digits than its factorization.

6743740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 6743740 is about 2596.8711943414. The cubic root of 6743740 is about 188.9297164086.

The spelling of 6743740 in words is "six million, seven hundred forty-three thousand, seven hundred forty".