2481648 has 80 divisors (see below), whose sum is σ = 7145376. Its totient is φ = 737280.

The previous prime is 2481641. The next prime is 2481649. The reversal of 2481648 is 8461842.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2481641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25536 + ... + 25632.

2^2481648 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 2481648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3572688).

2481648 is an abundant number, since it is smaller than the sum of its proper divisors (4663728).

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

2481648 is a wasteful number, since it uses less digits than its factorization.

2481648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162 (or 156 counting only the distinct ones).

The product of its digits is 12288, while the sum is 33.

The square root of 2481648 is about 1575.3247284290. The cubic root of 2481648 is about 135.3879649256.

The spelling of 2481648 in words is "two million, four hundred eighty-one thousand, six hundred forty-eight".