11420648 has 16 divisors (see below), whose sum is σ = 22104960. Its totient is φ = 5526000.

The previous prime is 11420641. The next prime is 11420663. The reversal of 11420648 is 84602411.

11420648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (11420641) 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, 22778 + ... + 23273.

It is an arithmetic number, because the mean of its divisors is an integer number (1381560).

Almost surely, 2^11420648 is an apocalyptic number.

It is an amenable number.

11420648 is a deficient number, since it is larger than the sum of its proper divisors (10684312).

11420648 is a wasteful number, since it uses less digits than its factorization.

11420648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46088 (or 46084 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 11420648 is about 3379.4449248360. Note that the first 3 decimals coincide. The cubic root of 11420648 is about 225.1975088771.

The spelling of 11420648 in words is "eleven million, four hundred twenty thousand, six hundred forty-eight".