6425947 has 12 divisors (see below), whose sum is σ = 7373520. Its totient is φ = 5585360.

The previous prime is 6425941. The next prime is 6425957. The reversal of 6425947 is 7495246.

It is not a de Polignac number, because 6425947 - 2¹⁹ = 5901659 is a prime.

6425947 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6425941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1629 + ... + 3937.

It is an arithmetic number, because the mean of its divisors is an integer number (614460).

Almost surely, 2^6425947 is an apocalyptic number.

6425947 is a deficient number, since it is larger than the sum of its proper divisors (947573).

6425947 is a wasteful number, since it uses less digits than its factorization.

6425947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2354 (or 2343 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 6425947 is about 2534.9451670598. The cubic root of 6425947 is about 185.9141219154.

The spelling of 6425947 in words is "six million, four hundred twenty-five thousand, nine hundred forty-seven".