2398626 has 32 divisors (see below), whose sum is σ = 5459520. Its totient is φ = 780192.

The previous prime is 2398607. The next prime is 2398633. The reversal of 2398626 is 6268932.

2398626 is a `hidden beast` number, since 23 + 9 + 8 + 626 = 666.

It is a d-powerful number, because it can be written as 2¹⁸ + 3¹³ + 9 + 8² + 6 + 2¹⁸ + 6⁷ .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1806 + ... + 2838.

It is an arithmetic number, because the mean of its divisors is an integer number (170610).

2^2398626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2398626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2729760).

2398626 is an abundant number, since it is smaller than the sum of its proper divisors (3060894).

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

2398626 is a wasteful number, since it uses less digits than its factorization.

2398626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087 (or 1081 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 2398626 is about 1548.7498184019. The cubic root of 2398626 is about 133.8610351148.

The spelling of 2398626 in words is "two million, three hundred ninety-eight thousand, six hundred twenty-six".