2503648 has 24 divisors (see below), whose sum is σ = 5633712. Its totient is φ = 1072896.

The previous prime is 2503639. The next prime is 2503651. The reversal of 2503648 is 8463052.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹³ + 5⁹ + 0 + 3⁵ + 6⁷ + 4⁹ + 8 .

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, 5365 + ... + 5812.

It is an arithmetic number, because the mean of its divisors is an integer number (234738).

2^2503648 is an apocalyptic number.

2503648 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2503648 is an abundant number, since it is smaller than the sum of its proper divisors (3130064).

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

2503648 is a wasteful number, since it uses less digits than its factorization.

2503648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11194 (or 11186 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2503648 is about 1582.2920084485. The cubic root of 2503648 is about 135.7868633827.

The spelling of 2503648 in words is "two million, five hundred three thousand, six hundred forty-eight".