2204648 has 8 divisors (see below), whose sum is σ = 4133730. Its totient is φ = 1102320.

The previous prime is 2204647. The next prime is 2204651. The reversal of 2204648 is 8464022.

It can be written as a sum of positive squares in only one way, i.e., 2184484 + 20164 = 1478^2 + 142^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2204647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137783 + ... + 137798.

2^2204648 is an apocalyptic number.

It is an amenable number.

2204648 is a deficient number, since it is larger than the sum of its proper divisors (1929082).

2204648 is a wasteful number, since it uses less digits than its factorization.

2204648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275587 (or 275583 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 2204648 is about 1484.8057111959. The cubic root of 2204648 is about 130.1506734243.

The spelling of 2204648 in words is "two million, two hundred four thousand, six hundred forty-eight".