5278648 has 8 divisors (see below), whose sum is σ = 9897480. Its totient is φ = 2639320.

The previous prime is 5278621. The next prime is 5278657. The reversal of 5278648 is 8468725.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5278648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329908 + ... + 329923.

It is an arithmetic number, because the mean of its divisors is an integer number (1237185).

Almost surely, 2^5278648 is an apocalyptic number.

It is an amenable number.

5278648 is a deficient number, since it is larger than the sum of its proper divisors (4618832).

5278648 is a wasteful number, since it uses less digits than its factorization.

5278648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659837 (or 659833 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The square root of 5278648 is about 2297.5308485415. The cubic root of 5278648 is about 174.1168897939.

The spelling of 5278648 in words is "five million, two hundred seventy-eight thousand, six hundred forty-eight".