6425579 has 8 divisors (see below), whose sum is σ = 6732960. Its totient is φ = 6120576.

The previous prime is 6425567. The next prime is 6425593. The reversal of 6425579 is 9755246.

It is a happy number.

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

It is not a de Polignac number, because 6425579 - 2²⁰ = 5377003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6425509) 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, 7337 + ... + 8165.

It is an arithmetic number, because the mean of its divisors is an integer number (841620).

Almost surely, 2^6425579 is an apocalyptic number.

6425579 is a deficient number, since it is larger than the sum of its proper divisors (307381).

6425579 is a wasteful number, since it uses less digits than its factorization.

6425579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189.

The product of its digits is 75600, while the sum is 38.

The square root of 6425579 is about 2534.8725806241. The cubic root of 6425579 is about 185.9105728820.

The spelling of 6425579 in words is "six million, four hundred twenty-five thousand, five hundred seventy-nine".