2493888 has 56 divisors (see below), whose sum is σ = 6827520. Its totient is φ = 802560.

The previous prime is 2493877. The next prime is 2493923. The reversal of 2493888 is 8883942.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5743 + ... + 6161.

It is an arithmetic number, because the mean of its divisors is an integer number (121920).

2^2493888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2493888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3413760).

2493888 is an abundant number, since it is smaller than the sum of its proper divisors (4333632).

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

2493888 is a wasteful number, since it uses less digits than its factorization.

2493888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 455 counting only the distinct ones).

The product of its digits is 110592, while the sum is 42.

The square root of 2493888 is about 1579.2048632144. The cubic root of 2493888 is about 135.6101871029.

The spelling of 2493888 in words is "two million, four hundred ninety-three thousand, eight hundred eighty-eight".