6398146 has 8 divisors (see below), whose sum is σ = 9632700. Its totient is φ = 3187248.

The previous prime is 6398141. The next prime is 6398149. The reversal of 6398146 is 6418936.

It can be written as a sum of positive squares in 2 ways, for example, as 6305121 + 93025 = 2511^2 + 305^2 .

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

It is not an unprimeable number, because it can be changed into a prime (6398141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5221 + ... + 6328.

Almost surely, 2^6398146 is an apocalyptic number.

6398146 is a deficient number, since it is larger than the sum of its proper divisors (3234554).

6398146 is a wasteful number, since it uses less digits than its factorization.

6398146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11828.

The product of its digits is 31104, while the sum is 37.

The square root of 6398146 is about 2529.4556726695. The cubic root of 6398146 is about 185.6456234762.

The spelling of 6398146 in words is "six million, three hundred ninety-eight thousand, one hundred forty-six".