6430742 has 8 divisors (see below), whose sum is σ = 9804432. Its totient is φ = 3162600.

The previous prime is 6430687. The next prime is 6430747. The reversal of 6430742 is 2470346.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6430747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26234 + ... + 26477.

It is an arithmetic number, because the mean of its divisors is an integer number (1225554).

Almost surely, 2^6430742 is an apocalyptic number.

6430742 is a deficient number, since it is larger than the sum of its proper divisors (3373690).

6430742 is a wasteful number, since it uses less digits than its factorization.

6430742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52774.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 6430742 is about 2535.8907705183. The cubic root of 6430742 is about 185.9603530558.

The spelling of 6430742 in words is "six million, four hundred thirty thousand, seven hundred forty-two".