2499438 has 8 divisors (see below), whose sum is σ = 4998888. Its totient is φ = 833144.

The previous prime is 2499421. The next prime is 2499439. The reversal of 2499438 is 8349942.

2499438 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.

2499438 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2499396 and 2499405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499439) by changing a digit.

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, 208281 + ... + 208292.

It is an arithmetic number, because the mean of its divisors is an integer number (624861).

2^2499438 is an apocalyptic number.

2499438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2499438 is a wasteful number, since it uses less digits than its factorization.

2499438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416578.

The product of its digits is 62208, while the sum is 39.

The square root of 2499438 is about 1580.9611000907. The cubic root of 2499438 is about 135.7107100496.

The spelling of 2499438 in words is "two million, four hundred ninety-nine thousand, four hundred thirty-eight".