2684598 has 32 divisors (see below), whose sum is σ = 6289920. Its totient is φ = 747840.

The previous prime is 2684587. The next prime is 2684599. The reversal of 2684598 is 8954862.

2684598 is nontrivially palindromic in base 13.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a d-powerful number, because it can be written as 2¹⁷ + 6⁷ + 8⁵ + 4⁸ + 5⁷ + 9 + 8⁷ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2684599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 943 + ... + 2501.

It is an arithmetic number, because the mean of its divisors is an integer number (196560).

2^2684598 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2684598, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3144960).

2684598 is an abundant number, since it is smaller than the sum of its proper divisors (3605322).

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

2684598 is a wasteful number, since it uses less digits than its factorization.

2684598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612.

The product of its digits is 138240, while the sum is 42.

The square root of 2684598 is about 1638.4742903079. The cubic root of 2684598 is about 138.9823830821.

The spelling of 2684598 in words is "two million, six hundred eighty-four thousand, five hundred ninety-eight".