6344742 has 16 divisors (see below), whose sum is σ = 12905280. Its totient is φ = 2078952.

The previous prime is 6344729. The next prime is 6344747. The reversal of 6344742 is 2474436.

It is a d-powerful number, because it can be written as 6⁶ + 3⁸ + 4 + 4² + 7² + 4¹¹ + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6344747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8608 + ... + 9315.

It is an arithmetic number, because the mean of its divisors is an integer number (806580).

Almost surely, 2^6344742 is an apocalyptic number.

6344742 is an abundant number, since it is smaller than the sum of its proper divisors (6560538).

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

6344742 is a wasteful number, since it uses less digits than its factorization.

6344742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17987.

The product of its digits is 16128, while the sum is 30.

The square root of 6344742 is about 2518.8771307867. The cubic root of 6344742 is about 185.1276644987.

The spelling of 6344742 in words is "six million, three hundred forty-four thousand, seven hundred forty-two".