2497248 has 144 divisors (see below), whose sum is σ = 8255520. Its totient is φ = 709632.

The previous prime is 2497217. The next prime is 2497259. The reversal of 2497248 is 8427942.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 2¹¹ + 4⁶ + 9³ + 7 + 2¹⁷ + 4⁹ + 8⁷ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86098 + ... + 86126.

It is an arithmetic number, because the mean of its divisors is an integer number (57330).

2^2497248 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 2497248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4127760).

2497248 is an abundant number, since it is smaller than the sum of its proper divisors (5758272).

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

2497248 is a wasteful number, since it uses less digits than its factorization.

2497248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 70 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 2497248 is about 1580.2683316450. The cubic root of 2497248 is about 135.6710620299.

The spelling of 2497248 in words is "two million, four hundred ninety-seven thousand, two hundred forty-eight".