6438098 has 8 divisors (see below), whose sum is σ = 9678000. Its totient is φ = 3212100.

The previous prime is 6438079. The next prime is 6438101. The reversal of 6438098 is 8908346.

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

It is an unprimeable number.

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, 2228 + ... + 4223.

It is an arithmetic number, because the mean of its divisors is an integer number (1209750).

Almost surely, 2^6438098 is an apocalyptic number.

6438098 is a deficient number, since it is larger than the sum of its proper divisors (3239902).

6438098 is a wasteful number, since it uses less digits than its factorization.

6438098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6952.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 6438098 is about 2537.3407339181. The cubic root of 6438098 is about 186.0312315074.

The spelling of 6438098 in words is "six million, four hundred thirty-eight thousand, ninety-eight".