6425785 has 8 divisors (see below), whose sum is σ = 7729920. Its totient is φ = 5127984.

The previous prime is 6425761. The next prime is 6425789. The reversal of 6425785 is 5875246.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6425785 - 2¹¹ = 6423737 is a prime.

It is a d-powerful number, because it can be written as 6 + 4⁵ + 2²² + 5² + 7⁶ + 8⁷ + 5⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6425789) 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, 1054 + ... + 3736.

It is an arithmetic number, because the mean of its divisors is an integer number (966240).

Almost surely, 2^6425785 is an apocalyptic number.

It is an amenable number.

6425785 is a deficient number, since it is larger than the sum of its proper divisors (1304135).

6425785 is a wasteful number, since it uses less digits than its factorization.

6425785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3167.

The product of its digits is 67200, while the sum is 37.

The square root of 6425785 is about 2534.9132135046. The cubic root of 6425785 is about 185.9125595859.

The spelling of 6425785 in words is "six million, four hundred twenty-five thousand, seven hundred eighty-five".