6743430 has 48 divisors (see below), whose sum is σ = 18105984. Its totient is φ = 1739520.

The previous prime is 6743381. The next prime is 6743431. The reversal of 6743430 is 343476.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6743394 and 6743403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6743431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1582 + ... + 3998.

It is an arithmetic number, because the mean of its divisors is an integer number (377208).

Almost surely, 2^6743430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6743430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9052992).

6743430 is an abundant number, since it is smaller than the sum of its proper divisors (11362554).

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

6743430 is a wasteful number, since it uses less digits than its factorization.

6743430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461 (or 2458 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 6743430 is about 2596.8115064440. The cubic root of 6743430 is about 188.9268214220.

The spelling of 6743430 in words is "six million, seven hundred forty-three thousand, four hundred thirty".