2445648 has 20 divisors (see below), whose sum is σ = 6318048. Its totient is φ = 815200.

The previous prime is 2445647. The next prime is 2445649. The reversal of 2445648 is 8465442.

It is an interprime number because it is at equal distance from previous prime (2445647) and next prime (2445649).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2445647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25428 + ... + 25523.

2^2445648 is an apocalyptic number.

It is an amenable number.

2445648 is an abundant number, since it is smaller than the sum of its proper divisors (3872400).

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

2445648 is a wasteful number, since it uses less digits than its factorization.

2445648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50962 (or 50956 counting only the distinct ones).

The product of its digits is 30720, while the sum is 33.

The square root of 2445648 is about 1563.8567709352. The cubic root of 2445648 is about 134.7301055003.

The spelling of 2445648 in words is "two million, four hundred forty-five thousand, six hundred forty-eight".