2497984 has 28 divisors (see below), whose sum is σ = 5175504. Its totient is φ = 1193984.

The previous prime is 2497967. The next prime is 2497991. The reversal of 2497984 is 4897942.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2497984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624 + ... + 2320.

2^2497984 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 2497984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2587752).

2497984 is an abundant number, since it is smaller than the sum of its proper divisors (2677520).

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

2497984 is a wasteful number, since it uses less digits than its factorization.

2497984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732 (or 1722 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 2497984 is about 1580.5011863330. The cubic root of 2497984 is about 135.6843892463.

It can be divided in two parts, 2497 and 984, that added together give a square (3481 = 59²).

The spelling of 2497984 in words is "two million, four hundred ninety-seven thousand, nine hundred eighty-four".