2398646 has 8 divisors (see below), whose sum is σ = 3621360. Its totient is φ = 1191528.

The previous prime is 2398637. The next prime is 2398657. The reversal of 2398646 is 6468932.

2398646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a d-powerful number, because it can be written as 2²¹ + 3⁸ + 9 + 8⁵ + 6 + 4⁹ + 6 .

It is a plaindrome in base 8.

It is a congruent number.

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, 3506 + ... + 4133.

It is an arithmetic number, because the mean of its divisors is an integer number (452670).

2^2398646 is an apocalyptic number.

2398646 is a deficient number, since it is larger than the sum of its proper divisors (1222714).

2398646 is a wasteful number, since it uses less digits than its factorization.

2398646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7798.

The product of its digits is 62208, while the sum is 38.

The square root of 2398646 is about 1548.7562752092. The cubic root of 2398646 is about 133.8614071630.

The spelling of 2398646 in words is "two million, three hundred ninety-eight thousand, six hundred forty-six".