6254979 has 4 divisors (see below), whose sum is σ = 8339976. Its totient is φ = 4169984.

The previous prime is 6254953. The next prime is 6254987. The reversal of 6254979 is 9794526.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6254979 - 2¹³ = 6246787 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 6254979.

It is not an unprimeable number, because it can be changed into a prime (6254939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1042494 + ... + 1042499.

It is an arithmetic number, because the mean of its divisors is an integer number (2084994).

Almost surely, 2^6254979 is an apocalyptic number.

6254979 is a deficient number, since it is larger than the sum of its proper divisors (2084997).

6254979 is a wasteful number, since it uses less digits than its factorization.

6254979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084996.

The product of its digits is 136080, while the sum is 42.

The square root of 6254979 is about 2500.9956017554. The cubic root of 6254979 is about 184.2504760630.

The spelling of 6254979 in words is "six million, two hundred fifty-four thousand, nine hundred seventy-nine".