6136978 has 8 divisors (see below), whose sum is σ = 9401472. Its totient is φ = 3003156.

The previous prime is 6136967. The next prime is 6136979. The reversal of 6136978 is 8796316.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6136978.

It is not an unprimeable number, because it can be changed into a prime (6136979) 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 3 ways as a sum of consecutive naturals, for example, 32550 + ... + 32737.

It is an arithmetic number, because the mean of its divisors is an integer number (1175184).

Almost surely, 2^6136978 is an apocalyptic number.

6136978 is a deficient number, since it is larger than the sum of its proper divisors (3264494).

6136978 is a wasteful number, since it uses less digits than its factorization.

6136978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65336.

The product of its digits is 54432, while the sum is 40.

The square root of 6136978 is about 2477.2924736494. The cubic root of 6136978 is about 183.0844763116.

The spelling of 6136978 in words is "six million, one hundred thirty-six thousand, nine hundred seventy-eight".