6425842 has 8 divisors (see below), whose sum is σ = 9664236. Its totient is φ = 3204432.

The previous prime is 6425833. The next prime is 6425863. The reversal of 6425842 is 2485246.

It can be written as a sum of positive squares in 2 ways, for example, as 6405961 + 19881 = 2531^2 + 141^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3253 + ... + 4840.

Almost surely, 2^6425842 is an apocalyptic number.

6425842 is a deficient number, since it is larger than the sum of its proper divisors (3238394).

6425842 is a wasteful number, since it uses less digits than its factorization.

6425842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8492.

The product of its digits is 15360, while the sum is 31.

The square root of 6425842 is about 2534.9244564681. The cubic root of 6425842 is about 185.9131092974.

The spelling of 6425842 in words is "six million, four hundred twenty-five thousand, eight hundred forty-two".