6426430 has 16 divisors (see below), whose sum is σ = 12070944. Its totient is φ = 2458720.

The previous prime is 6426421. The next prime is 6426437. The reversal of 6426430 is 346246.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6426395 and 6426404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6426437) 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, 13741 + ... + 14200.

It is an arithmetic number, because the mean of its divisors is an integer number (754434).

Almost surely, 2^6426430 is an apocalyptic number.

6426430 is a deficient number, since it is larger than the sum of its proper divisors (5644514).

6426430 is a wasteful number, since it uses less digits than its factorization.

6426430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27971.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 6426430 is about 2535.0404336026. The cubic root of 6426430 is about 185.9187798162.

The spelling of 6426430 in words is "six million, four hundred twenty-six thousand, four hundred thirty".