6378498 has 96 divisors (see below), whose sum is σ = 17252352. Its totient is φ = 1663200.

The previous prime is 6378487. The next prime is 6378503. The reversal of 6378498 is 8948736.

It is a happy number.

6378498 is a `hidden beast` number, since 637 + 8 + 4 + 9 + 8 = 666.

It is a zygodrome in base 3.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89803 + ... + 89873.

It is an arithmetic number, because the mean of its divisors is an integer number (179712).

Almost surely, 2^6378498 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6378498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8626176).

6378498 is an abundant number, since it is smaller than the sum of its proper divisors (10873854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6378498 is a wasteful number, since it uses less digits than its factorization.

6378498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140 (or 137 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 6378498 is about 2525.5688468145. The cubic root of 6378498 is about 185.4553962161.

The spelling of 6378498 in words is "six million, three hundred seventy-eight thousand, four hundred ninety-eight".