2399488 has 72 divisors (see below), whose sum is σ = 5952128. Its totient is φ = 940032.

The previous prime is 2399479. The next prime is 2399497. The reversal of 2399488 is 8849932.

It is a happy number.

2399488 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2399479) and next prime (2399497).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23245 + ... + 23347.

2^2399488 is an apocalyptic number.

2399488 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2399488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2976064).

2399488 is an abundant number, since it is smaller than the sum of its proper divisors (3552640).

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

2399488 is a wasteful number, since it uses less digits than its factorization.

2399488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 125 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The square root of 2399488 is about 1549.0280823794. The cubic root of 2399488 is about 133.8770685151.

The spelling of 2399488 in words is "two million, three hundred ninety-nine thousand, four hundred eighty-eight".