2705448 has 64 divisors (see below), whose sum is σ = 7560000. Its totient is φ = 801792.

The previous prime is 2705447. The next prime is 2705471. The reversal of 2705448 is 8445072.

It is not an unprimeable number, because it can be changed into a prime (2705441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7578 + ... + 7926.

It is an arithmetic number, because the mean of its divisors is an integer number (118125).

2^2705448 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 2705448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3780000).

2705448 is an abundant number, since it is smaller than the sum of its proper divisors (4854552).

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

2705448 is a wasteful number, since it uses less digits than its factorization.

2705448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 2705448 is about 1644.8246107108. The cubic root of 2705448 is about 139.3412590340.

The spelling of 2705448 in words is "two million, seven hundred five thousand, four hundred forty-eight".